🤖 Upsert Earth/Japan data for DojoMap

Author: yasulab

events_japan.json

@@ -329,7 +329,7 @@
     "event_end_at": "2025-06-14T11:00:00.000+09:00",
     "event_url": "https://coderdojo-nisshin.connpass.com/event/357039/",
     "prefecture": "愛知",
-    "participants": 1,
+    "participants": 2,
     "event_update_at": "2025-05-27T12:30:55.000+09:00",
     "address": "愛知県日進市蟹甲町中島277-1",
     "place": "にぎわい交流館",
@@ -457,7 +457,7 @@
     "event_end_at": "2025-06-22T16:00:00.000+09:00",
     "event_url": "https://coderdojo-mizonokuchi.connpass.com/event/356896/",
     "prefecture": "神奈川",
-    "participants": 3,
+    "participants": 4,
     "event_update_at": "2025-05-25T22:41:27.000+09:00",
     "address": "〒213-0001 川崎市高津区溝口 2-20-1",
     "place": "すくらむ21",
@@ -617,11 +617,11 @@
     "event_end_at": "2025-06-22T16:00:00.000+09:00",
     "event_url": "https://coderdojo-kojimachi.connpass.com/event/356951/",
     "prefecture": "東京",
-    "participants": 15,
-    "event_update_at": "2025-06-03T16:16:56.000+09:00",
+    "participants": 17,
+    "event_update_at": "2025-06-12T17:18:55.000+09:00",
     "address": "東京都千代田区麹町3-1 麹町昭文社HDビル7階",
     "place": "株式会社アドバンスト・ソフト",
-    "limit": 16
+    "limit": 17
   },
   {
     "id": 278,
@@ -969,7 +969,7 @@
     "event_end_at": "2025-07-19T16:00:00.000+09:00",
     "event_url": "https://coderdojoaoyama.connpass.com/event/356972/",
     "prefecture": "東京",
-    "participants": 17,
+    "participants": 18,
     "event_update_at": "2025-06-02T19:01:56.000+09:00",
     "address": "〒150-8366 東京都渋谷区渋谷4丁目4-25",
     "place": "青学つくまなラボ",