Sorting Garbage in Shinjuku City: Check Collection Days and Sorting Rules with the "San-a-ru" App
In Shinjuku City, you can use the recyclables and garbage sorting app "San-a-ru" (さんあ~る). The app shows the collection days for your address and how to sort each item. If you are not sure how to put out an item, first search for it in the app's Sorting Dictionary (分別辞典).
やさしい日本語
- 新宿区では、アプリ「さんあ~る」で、ごみを出す日と、ごみの分け方を調べられます。
- 分け方が分からないときは、まずアプリの「分別辞典」で調べます。

Who it is for
People living in Shinjuku City who want to know their garbage collection days.
- People who want to know how to sort and put out each type of recyclables and garbage.
やさしい日本語
- 新宿区に住んでいて、ごみを出す日を知りたい人
- ごみの分け方と出し方を知りたい人
What to do
| Get the app | Search for "さんあ~る" in the App Store or Google Play, or use the QR code on the Shinjuku City page. |
|---|---|
| First setup | Choose your address, starting from the prefecture. Check the address you chose, then press "OK". |
| Collection days | You can see the collection days for your area for one week from today. The Collection Calendar (収集曜日カレンダー) screen shows later days too. Collection days are different for each address. |
| How to sort an item | Search for the item name in the Sorting Dictionary (分別辞典) to see how to sort it and what to be careful about. The app also explains each type of recyclables and garbage, and has FAQs and news from the city. |
| AI chatbot (from April 2026) | The app can show possible items from a photo or an item name. If no item appears, make the name shorter and search again. |
| Questions | Shinjuku Cleaning Office, Business Section (新宿清掃事務所 事業係): Phone 03-3950-2962 / FAX 03-3950-2932. |
やさしい日本語
- アプリ:App Store か Google Play で「さんあ~る」と検索します。
- はじめの設定:都道府県から住所を選んで、「OK」を押します。
- ごみを出す日:今日から1週間の日を見られます。住所によって日がちがいます。
- 分け方:「分別辞典」で、ごみの名前を入れて調べます。
- AIチャットボット(2026年4月から):写真や名前から候補が出ます。出ないときは、名前を短くして、もう一度調べます。
- 問い合わせ:新宿清掃事務所 事業係(電話 03-3950-2962・FAX 03-3950-2932)
Phrases to show at the counter
Show this card, or read it aloud.
ごみの出し方を教えてください。
Please tell me how to put out this garbage.
これは何ごみですか。
What type of garbage is this?
ごみを出す日はいつですか。
Which day can I put out the garbage?
ゆっくり話してください。
Please speak slowly.
Japanese words at the counter
| Japanese | Reading | Meaning |
|---|---|---|
| 分別 | ぶんべつ | sorting (garbage) |
| 収集日 | しゅうしゅうび | collection day |
| 資源 | しげん | recyclables |
| 分別辞典 | ぶんべつじてん | Sorting Dictionary (in the app) |
| 清掃事務所 | せいそうじむしょ | Cleaning Office |
Source
Shinjuku City "資源・ごみ分別アプリ『さんあ~る』配信中!" (updated 2026-05-12): https://www.city.shinjuku.lg.jp/kankyo/seiso01_000001_00016.html
Last checked: 2026-10-16
Related pages: Living in Shinjuku: consultation and daily living · Earthquake evacuation in Shinjuku