diff --git a/README.md b/README.md
index a58dc9c..3febd31 100644
--- a/README.md
+++ b/README.md
@@ -54,8 +54,8 @@ creates a missing post, updates a different post, and leaves an identical post u
 - `articles/`: Zenn-compatible Japanese articles
 - `article_config.json`: non-secret publishing destination settings
 - `images/`: images shared by Zenn, esa exports, and the website
-- `content/news/`: standalone bilingual news records
-- `content/publications/`: bilingual publication records and their optional News announcements
+- `content/activities/`: standalone bilingual activity records
+- `content/publications/`: bilingual publication records and their optional activity announcements
 - `src/data/`: typed profile, research, education, and content transformation code
 - `public/`: files copied directly into the production build
 
diff --git a/content/news/aspire_summit_2026.yaml b/content/activities/aspire_summit_2026.yaml
similarity index 100%
rename from content/news/aspire_summit_2026.yaml
rename to content/activities/aspire_summit_2026.yaml
diff --git a/content/activities/fukuoka_mitou_2023.yaml b/content/activities/fukuoka_mitou_2023.yaml
new file mode 100644
index 0000000..d24600b
--- /dev/null
+++ b/content/activities/fukuoka_mitou_2023.yaml
@@ -0,0 +1,7 @@
+date: "2023-11-01"
+endDate: "2024-01-31"
+title:
+  ja: "福岡未踏 Solve に採択され，LLM-chatbot をチームで開発しました．"
+  en: "Selected for Fukuoka Mitou (Solve) and built LLM-chatbot with a team."
+url: "https://note.com/mitou_fukuoka/n/n397fe44895c6"
+type: "program"
diff --git a/content/activities/q2pec_2024.yaml b/content/activities/q2pec_2024.yaml
new file mode 100644
index 0000000..5040d2e
--- /dev/null
+++ b/content/activities/q2pec_2024.yaml
@@ -0,0 +1,7 @@
+date: "2024-08-16"
+endDate: "2024-09-23"
+title:
+  ja: "九州大学工学部の短期留学プログラム Q²PEC で，クイーンズランド大学（オーストラリア）に滞在しました．"
+  en: "Studied at the University of Queensland, Australia, through Kyushu University's Q²PEC short-term program."
+url: "https://www.eng.kyushu-u.ac.jp/programs/program-q2pec/"
+type: "study-abroad"
diff --git a/content/publications/ss2026_27.yaml b/content/publications/ss2026_27.yaml
index 4d165ab..7c9553d 100644
--- a/content/publications/ss2026_27.yaml
+++ b/content/publications/ss2026_27.yaml
@@ -15,7 +15,7 @@ year: 2026
 type: "technical-report"
 peerReviewed: false
 url: "https://ken.ieice.org/ken/paper/202607247cwN/"
-news:
+activity:
   date: "2026-07-24"
   title:
     ja: "SIGSS 2026年7月研究会で研究発表を行いました．"
diff --git a/src/components/activities_section.astro b/src/components/activities_section.astro
new file mode 100644
index 0000000..86b2ad9
--- /dev/null
+++ b/src/components/activities_section.astro
@@ -0,0 +1,39 @@
+---
+import type { Lang } from "@i18n/ui";
+import { useTranslations } from "@i18n/utils";
+import { getActivities } from "@data/activities";
+import Section from "./section.astro";
+import ActivityEntry from "./activity_entry.astro";
+
+interface Props {
+  lang: Lang;
+}
+
+const { lang } = Astro.props;
+const t = useTranslations(lang);
+const activities = await getActivities();
+---
+
+<Section id="activities" title={t("section.activities")}>
+  {
+    activities.length > 0 ? (
+      <ul class="activity-list">
+        {activities.map((item) => (
+          <ActivityEntry item={item} lang={lang} />
+        ))}
+      </ul>
+    ) : (
+      <p class="empty">{t("activities.empty")}</p>
+    )
+  }
+</Section>
+
+<style>
+  .activity-list {
+    list-style: none;
+  }
+
+  .empty {
+    color: var(--color-text-secondary);
+  }
+</style>
diff --git a/src/components/news_entry.astro b/src/components/activity_entry.astro
similarity index 71%
rename from src/components/news_entry.astro
rename to src/components/activity_entry.astro
index f0a429a..93a70ba 100644
--- a/src/components/news_entry.astro
+++ b/src/components/activity_entry.astro
@@ -1,26 +1,27 @@
 ---
 import type { Lang } from "@i18n/ui";
-import type { NewsItem } from "@data/news";
-import { pickLocale } from "@i18n/utils";
+import { formatActivityPeriod, type Activity } from "@data/activities";
+import { pickLocale, useTranslations } from "@i18n/utils";
 import OptionalLink from "./optional_link.astro";
 
 interface Props {
-  item: NewsItem;
+  item: Activity;
   lang: Lang;
 }
 
 const { item, lang } = Astro.props;
+const t = useTranslations(lang);
 const title = pickLocale(item.title, lang);
 ---
 
-<li class="news-entry">
-  <time datetime={item.date}>{item.date}</time>
-  <span class={`badge badge-${item.type}`}>{item.type}</span>
+<li class="activity-entry">
+  <time datetime={item.date}>{formatActivityPeriod(item)}</time>
+  <span class={`badge badge-${item.type}`}>{t(`activity.type.${item.type}`)}</span>
   <OptionalLink href={item.url}>{title}</OptionalLink>
 </li>
 
 <style>
-  .news-entry {
+  .activity-entry {
     display: flex;
     align-items: baseline;
     gap: 0.75rem;
@@ -59,7 +60,7 @@ const title = pickLocale(item.title, lang);
   }
 
   @media (width < 640px) {
-    .news-entry {
+    .activity-entry {
       flex-wrap: wrap;
     }
   }
diff --git a/src/components/publications_section.astro b/src/components/publications_section.astro
index c64cd35..083d832 100644
--- a/src/components/publications_section.astro
+++ b/src/components/publications_section.astro
@@ -1,10 +1,8 @@
 ---
 import type { Lang } from "@i18n/ui";
 import { useTranslations } from "@i18n/utils";
-import { getNews } from "@data/news";
 import { getPublications } from "@data/publications";
 import Section from "./section.astro";
-import NewsEntry from "./news_entry.astro";
 import PublicationEntry from "./publication_entry.astro";
 
 interface Props {
@@ -14,7 +12,6 @@ interface Props {
 const { lang } = Astro.props;
 const t = useTranslations(lang);
 const publications = await getPublications(lang);
-const news = await getNews();
 ---
 
 <Section id="publications" title={t("section.publications")}>
@@ -29,27 +26,13 @@ const news = await getNews();
       <p class="empty">{t("publications.empty")}</p>
     )
   }
-  {
-    news.length > 0 && (
-      <ul class="news-list">
-        {news.map((item) => (
-          <NewsEntry item={item} lang={lang} />
-        ))}
-      </ul>
-    )
-  }
 </Section>
 
 <style>
-  .pub-list,
-  .news-list {
+  .pub-list {
     list-style: none;
   }
 
-  .news-list {
-    margin-top: 1.5rem;
-  }
-
   .empty {
     color: var(--color-text-secondary);
   }
diff --git a/src/data/activities.ts b/src/data/activities.ts
new file mode 100644
index 0000000..9d43933
--- /dev/null
+++ b/src/data/activities.ts
@@ -0,0 +1,12 @@
+import { getCollection } from "astro:content";
+
+import { toActivities } from "./site_records";
+import type { Activity } from "./site_records";
+
+export { formatActivityPeriod } from "./site_records";
+export type { Activity } from "./site_records";
+
+export async function getActivities(): Promise<Activity[]> {
+  const entries = await getCollection("siteRecords");
+  return toActivities(entries.map(({ data }) => data));
+}
diff --git a/src/data/news.ts b/src/data/news.ts
deleted file mode 100644
index 143e20a..0000000
--- a/src/data/news.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-import { getCollection } from "astro:content";
-
-import { toNewsItems } from "./site_records";
-import type { NewsItem } from "./site_records";
-
-export type { NewsItem } from "./site_records";
-
-export async function getNews(): Promise<NewsItem[]> {
-  const entries = await getCollection("siteRecords");
-  return toNewsItems(entries.map(({ data }) => data));
-}
diff --git a/src/data/sections.ts b/src/data/sections.ts
index 7fbfde1..32a8e51 100644
--- a/src/data/sections.ts
+++ b/src/data/sections.ts
@@ -3,6 +3,7 @@ export const HOME_SECTIONS = [
   "works",
   "research",
   "publications",
+  "activities",
   "blog",
   "contact",
 ] as const;
diff --git a/src/data/site_record_schema.test.ts b/src/data/site_record_schema.test.ts
index b91bc90..bab6c33 100644
--- a/src/data/site_record_schema.test.ts
+++ b/src/data/site_record_schema.test.ts
@@ -1,6 +1,6 @@
 import { expect, test } from "vitest";
 
-import { newsSchema, publicationSchema } from "./site_record_schema";
+import { activitySchema, publicationSchema } from "./site_record_schema";
 
 test("rejects unknown publication fields", () => {
   const result = publicationSchema.safeParse({
@@ -19,8 +19,8 @@ test("rejects unknown publication fields", () => {
   );
 });
 
-test("rejects news dates outside the ISO date format", () => {
-  const result = newsSchema.safeParse({
+test("rejects activity dates outside the ISO date format", () => {
+  const result = activitySchema.safeParse({
     date: "August 12, 2026",
     title: { ja: "ニュース", en: "News" },
     type: "general",
@@ -28,3 +28,25 @@ test("rejects news dates outside the ISO date format", () => {
 
   expect(result.success).toBe(false);
 });
+
+test("accepts a program activity with an end date", () => {
+  const result = activitySchema.safeParse({
+    date: "2024-08-16",
+    endDate: "2024-09-23",
+    title: { ja: "短期留学", en: "Study abroad" },
+    type: "study-abroad",
+  });
+
+  expect(result.success).toBe(true);
+});
+
+test("rejects an activity that ends before it starts", () => {
+  const result = activitySchema.safeParse({
+    date: "2024-01-31",
+    endDate: "2023-11-01",
+    title: { ja: "プログラム", en: "Program" },
+    type: "program",
+  });
+
+  expect(result.success).toBe(false);
+});
diff --git a/src/data/site_record_schema.ts b/src/data/site_record_schema.ts
index a51bde0..396e90a 100644
--- a/src/data/site_record_schema.ts
+++ b/src/data/site_record_schema.ts
@@ -7,14 +7,19 @@ const localizedTextSchema = z
   })
   .strict();
 
-export const newsSchema = z
+export const activitySchema = z
   .object({
     date: z.iso.date(),
+    endDate: z.iso.date().optional(),
     title: localizedTextSchema,
     url: z.url().optional(),
-    type: z.enum(["paper", "talk", "award", "general"]),
+    type: z.enum(["paper", "talk", "award", "program", "study-abroad", "general"]),
   })
-  .strict();
+  .strict()
+  .refine(({ date, endDate }) => endDate === undefined || date <= endDate, {
+    message: "endDate must not precede date",
+    path: ["endDate"],
+  });
 
 export const publicationSchema = z
   .object({
@@ -29,12 +34,12 @@ export const publicationSchema = z
     pdfUrl: z.url().optional(),
     slidesUrl: z.url().optional(),
     bibtex: z.string().min(1).optional(),
-    news: newsSchema.optional(),
+    activity: activitySchema.optional(),
   })
   .strict();
 
-export type NewsRecord = z.infer<typeof newsSchema>;
+export type ActivityRecord = z.infer<typeof activitySchema>;
 export type PublicationRecord = z.infer<typeof publicationSchema>;
 
-export const siteRecordSchema = z.union([publicationSchema, newsSchema]);
+export const siteRecordSchema = z.union([publicationSchema, activitySchema]);
 export type SiteRecord = z.infer<typeof siteRecordSchema>;
diff --git a/src/data/site_records.test.ts b/src/data/site_records.test.ts
index f70f09a..a2aede3 100644
--- a/src/data/site_records.test.ts
+++ b/src/data/site_records.test.ts
@@ -1,7 +1,7 @@
 import { expect, test } from "vitest";
 
 import type { PublicationRecord } from "./site_record_schema";
-import { toNewsItems, toPublications } from "./site_records";
+import { formatActivityPeriod, toActivities, toPublications } from "./site_records";
 
 test("uses Japanese publication metadata on Japanese pages", () => {
   const items = toPublications(
@@ -25,11 +25,11 @@ test("uses Japanese publication metadata on Japanese pages", () => {
   });
 });
 
-test("projects a publication announcement into news with the publication URL", () => {
-  const items = toNewsItems([
+test("projects a publication announcement into activities with the publication URL", () => {
+  const items = toActivities([
     publication({
       url: "https://example.com/publication",
-      news: {
+      activity: {
         date: "2026-07-24",
         title: {
           ja: "研究発表を行いました．",
@@ -54,10 +54,10 @@ test("projects a publication announcement into news with the publication URL", (
 });
 
 test("links a publication announcement to its own event page when given", () => {
-  const items = toNewsItems([
+  const items = toActivities([
     publication({
       url: "https://example.com/publication",
-      news: {
+      activity: {
         date: "2026-07-24",
         title: { ja: "研究発表を行いました．", en: "Presented our work." },
         url: "https://example.com/event",
@@ -69,10 +69,10 @@ test("links a publication announcement to its own event page when given", () =>
   expect(items[0]?.url).toBe("https://example.com/event");
 });
 
-test("orders projected and standalone news from newest to oldest", () => {
-  const items = toNewsItems([
+test("orders projected and standalone activities from newest to oldest", () => {
+  const items = toActivities([
     publication({
-      news: {
+      activity: {
         date: "2026-03-15",
         title: { ja: "新しい発表", en: "Newer announcement" },
         type: "paper",
@@ -88,6 +88,16 @@ test("orders projected and standalone news from newest to oldest", () => {
   expect(items.map(({ date }) => date)).toEqual(["2026-03-15", "2025-08-01"]);
 });
 
+test("shows a single-day activity as its month", () => {
+  expect(formatActivityPeriod({ date: "2026-07-24" })).toBe("2026.07");
+});
+
+test("shows an activity period from its start month to its end month", () => {
+  expect(formatActivityPeriod({ date: "2023-11-01", endDate: "2024-01-31" })).toBe(
+    "2023.11–2024.01",
+  );
+});
+
 test("formats a publication author list for display", () => {
   const items = toPublications(
     [
diff --git a/src/data/site_records.ts b/src/data/site_records.ts
index 2c4fccd..62929f3 100644
--- a/src/data/site_records.ts
+++ b/src/data/site_records.ts
@@ -1,12 +1,12 @@
 import type { Lang } from "@i18n/ui";
 import { pickLocale } from "@i18n/utils";
 
-import type { NewsRecord, PublicationRecord, SiteRecord } from "./site_record_schema";
+import type { ActivityRecord, PublicationRecord, SiteRecord } from "./site_record_schema";
 
-export type NewsItem = NewsRecord;
+export type Activity = ActivityRecord;
 export type Publication = Omit<
   PublicationRecord,
-  "title" | "authors" | "venue" | "venueShort" | "news"
+  "title" | "authors" | "venue" | "venueShort" | "activity"
 > & {
   title: string;
   authors: string;
@@ -14,11 +14,11 @@ export type Publication = Omit<
   venueShort?: string;
 };
 
-export function toNewsItems(records: readonly SiteRecord[]): NewsItem[] {
+export function toActivities(records: readonly SiteRecord[]): Activity[] {
   const publications = records.filter(isPublicationRecord);
-  const standaloneItems = records.filter(isNewsRecord);
-  const publicationItems = publications.flatMap(({ news, url }) =>
-    news ? [{ ...(url ? { url } : {}), ...news }] : [],
+  const standaloneItems = records.filter(isActivityRecord);
+  const publicationItems = publications.flatMap(({ activity, url }) =>
+    activity ? [{ ...(url ? { url } : {}), ...activity }] : [],
   );
 
   return [...standaloneItems, ...publicationItems].sort((left, right) =>
@@ -26,6 +26,14 @@ export function toNewsItems(records: readonly SiteRecord[]): NewsItem[] {
   );
 }
 
+export function formatActivityPeriod({
+  date,
+  endDate,
+}: Pick<Activity, "date" | "endDate">): string {
+  const start = toYearMonth(date);
+  return endDate ? `${start}–${toYearMonth(endDate)}` : start;
+}
+
 export function toPublications(records: readonly SiteRecord[], lang: Lang): Publication[] {
   return records
     .filter(isPublicationRecord)
@@ -45,6 +53,10 @@ export function toPublications(records: readonly SiteRecord[], lang: Lang): Publ
     }));
 }
 
+function toYearMonth(isoDate: string): string {
+  return isoDate.slice(0, 7).replace("-", ".");
+}
+
 function authorSeparator(lang: Lang): string {
   return lang === "ja" ? "，" : ", ";
 }
@@ -53,6 +65,6 @@ function isPublicationRecord(record: SiteRecord): record is PublicationRecord {
   return "authors" in record;
 }
 
-function isNewsRecord(record: SiteRecord): record is NewsRecord {
+function isActivityRecord(record: SiteRecord): record is ActivityRecord {
   return !isPublicationRecord(record);
 }
diff --git a/src/i18n/ui.ts b/src/i18n/ui.ts
index e6ba5e3..916eb1a 100644
--- a/src/i18n/ui.ts
+++ b/src/i18n/ui.ts
@@ -15,16 +15,25 @@ export const ui = {
     "nav.about": "概要",
     "nav.research": "研究",
     "nav.works": "作品",
-    "nav.publications": "発表・論文",
+    "nav.publications": "論文",
+    "nav.activities": "活動",
     "nav.blog": "ブログ",
     "nav.contact": "連絡先",
     "section.about": "About",
     "section.research": "Research",
     "section.works": "Works",
-    "section.publications": "Publications & Talks",
+    "section.publications": "Publications",
+    "section.activities": "Activities",
     "section.blog": "Blog",
     "section.contact": "Contact",
     "about.education": "学歴",
+    "activities.empty": "活動はまだありません",
+    "activity.type.paper": "論文",
+    "activity.type.talk": "発表",
+    "activity.type.award": "受賞",
+    "activity.type.program": "プログラム",
+    "activity.type.study-abroad": "留学",
+    "activity.type.general": "お知らせ",
     "blog.readMore": "続きを読む",
     "blog.allPosts": "すべての記事を見る",
     "blog.backToList": "記事一覧に戻る",
@@ -42,16 +51,25 @@ export const ui = {
     "nav.about": "About",
     "nav.research": "Research",
     "nav.works": "Works",
-    "nav.publications": "Publications & Talks",
+    "nav.publications": "Publications",
+    "nav.activities": "Activities",
     "nav.blog": "Blog",
     "nav.contact": "Contact",
     "section.about": "About",
     "section.research": "Research",
     "section.works": "Works",
-    "section.publications": "Publications & Talks",
+    "section.publications": "Publications",
+    "section.activities": "Activities",
     "section.blog": "Blog",
     "section.contact": "Contact",
     "about.education": "Education",
+    "activities.empty": "No activities yet",
+    "activity.type.paper": "Paper",
+    "activity.type.talk": "Talk",
+    "activity.type.award": "Award",
+    "activity.type.program": "Program",
+    "activity.type.study-abroad": "Study abroad",
+    "activity.type.general": "News",
     "blog.readMore": "Read more",
     "blog.allPosts": "View all posts",
     "blog.backToList": "Back to posts",
diff --git a/src/pages/[lang]/index.astro b/src/pages/[lang]/index.astro
index a5f53f1..268fd53 100644
--- a/src/pages/[lang]/index.astro
+++ b/src/pages/[lang]/index.astro
@@ -7,6 +7,7 @@ import AboutSection from "@components/about_section.astro";
 import ResearchSection from "@components/research_section.astro";
 import WorksSection from "@components/works_section.astro";
 import PublicationsSection from "@components/publications_section.astro";
+import ActivitiesSection from "@components/activities_section.astro";
 import BlogSection from "@components/blog_section.astro";
 import ContactSection from "@components/contact_section.astro";
 import { HOME_SECTIONS, type HomeSectionId } from "@data/sections";
@@ -21,6 +22,7 @@ const sectionComponents = {
   works: WorksSection,
   research: ResearchSection,
   publications: PublicationsSection,
+  activities: ActivitiesSection,
   blog: BlogSection,
   contact: ContactSection,
 } as const satisfies Record<HomeSectionId, unknown>;
diff --git a/tests/e2e/site.spec.ts b/tests/e2e/site.spec.ts
index 8a45f27..ed5e85c 100644
--- a/tests/e2e/site.spec.ts
+++ b/tests/e2e/site.spec.ts
@@ -75,7 +75,15 @@ test("lists works under their own nav item, each card linking to the work", asyn
 });
 
 test("orders home sections for engineering readers", async ({ page }) => {
-  const expectedIds = ["about", "works", "research", "publications", "blog", "contact"];
+  const expectedIds = [
+    "about",
+    "works",
+    "research",
+    "publications",
+    "activities",
+    "blog",
+    "contact",
+  ];
 
   await page.goto("/ja/");
 
@@ -124,23 +132,44 @@ test("lists personal and team works in the agreed order", async ({ page }) => {
   await expect(teamWork).toContainText("Fukuoka Mitou");
 });
 
-test("groups publications and talks in one section", async ({ page }) => {
+test("keeps publications and activities in separate sections", async ({ page }) => {
   await page.goto("/ja/");
 
-  const section = page.locator('section[aria-labelledby="publications"]');
-  await expect(section.getByRole("heading", { level: 2 })).toHaveText("Publications & Talks");
-  await expect(section.locator(".pub-entry").first()).toBeVisible();
-  await expect(section.locator(".news-entry").first()).toBeVisible();
-  await expect(page.locator("#news")).toHaveCount(0);
+  const publications = page.locator('section[aria-labelledby="publications"]');
+  await expect(publications.getByRole("heading", { level: 2 })).toHaveText("Publications");
+  await expect(publications.locator(".pub-entry").first()).toBeVisible();
+  await expect(publications.locator(".activity-entry")).toHaveCount(0);
+  const activities = page.locator('section[aria-labelledby="activities"]');
+  await expect(activities.getByRole("heading", { level: 2 })).toHaveText("Activities");
+  await expect(activities.locator(".activity-entry").first()).toBeVisible();
 });
 
-test("renders news collection records", async ({ page }) => {
+test("renders activity collection records with localized type labels", async ({ page }) => {
   await page.goto("/ja/");
 
-  const entry = page.locator(".news-entry").first();
+  const entry = page.locator(".activity-entry").first();
   await expect(entry).toBeVisible();
-  await expect(entry.locator("time")).toHaveAttribute("datetime", /^\d{4}-\d{2}-\d{2}$/);
-  await expect(entry.locator(".badge")).toHaveText(/^(paper|talk|award|general)$/);
+  await expect(entry.locator("time").first()).toHaveAttribute("datetime", /^\d{4}-\d{2}-\d{2}$/);
+  await expect(entry.locator(".badge")).toHaveText(/^(論文|発表|受賞|プログラム|留学|お知らせ)$/);
+});
+
+test("shows dated programs with their periods and links", async ({ page }) => {
+  await page.goto("/en/");
+
+  const activities = page.locator('section[aria-labelledby="activities"]');
+  const studyAbroad = activities.locator(".activity-entry", { hasText: "Q²PEC" });
+  await expect(studyAbroad).toContainText("2024.08–2024.09");
+  await expect(studyAbroad.locator(".badge")).toHaveText("Study abroad");
+  await expect(studyAbroad.getByRole("link")).toHaveAttribute(
+    "href",
+    "https://www.eng.kyushu-u.ac.jp/programs/program-q2pec/",
+  );
+  const program = activities.locator(".activity-entry", { hasText: "Fukuoka Mitou" });
+  await expect(program).toContainText("2023.11–2024.01");
+  await expect(program.getByRole("link")).toHaveAttribute(
+    "href",
+    "https://note.com/mitou_fukuoka/n/n397fe44895c6",
+  );
 });
 
 test("renders publication collection metadata", async ({ page }) => {