Seminar

#Available online

We Will Hold the 2026 Tokyo Metropolitan Government Condominium Management and Revitalization Seminar

Date：2026/10/10Application deadline：2026/10/06 Venue："Tomin Hall" on the first floor of the Tokyo Metropolitan Assembly Building

Exhibition

 "RISCON TOKYO 2026 Crisis Management Industry Exhibition" to Be Held

Date：2026/09/30~2026/10/02 Venue：Tokyo Big Sight: Entire South Exhibition Building (Halls South 1–4) and Conference Building

Held
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#For children

 Registration for the “Kids’ Sewer Adventure Tour” Begins on July 9

Date：2026/08/14~2026/08/24Application deadline：2026/07/22 Venue：Ariake Water Reclamation Center / Tokyo Rainbow Sewerage Museum

Call for Entries for the “6th ‘No-Pole Day’ Photo Contest” Now Open

Application deadline：2026/10/01

Exhibition

#For children

Call for Entries: Reiwa 8 Infectious Disease Prevention and Awareness Poster Contest!

Application deadline：2026/09/30

Held
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Emergency drill

#For children

Call for Participants: A Challenge for Parents and Kids! Sudden Downpour Escape Simulation (Underground Mall Evacuation Experience)

Date：2026/08/05~2026/08/07Application deadline：2026/07/24 Venue：Yaechika [Yaesu Underground Mall], Yanmar Tokyo, Midtown Yaesu / Esola Ikebukuro, Tokyo Metropolitan Theatre

Held
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Exhibition

We will be holding the “River Panel Exhibition,” an event related to the Reiwa 8 River Conservation Month!

Date：2026/08/26~2026/08/28 Venue：Shinjuku Station West Exit Plaza Event Area

Other

We are now accepting applications for participants in the “Let’s Walk Along the River and Tour the Facilities” event, part of the Reiwa 8 River Conservation Month activities!

Date：2026/10/03~2026/10/24Application deadline：2026/09/04 Venue：Minami-Asakawa River / Kyu-Nakagawa River / Tama River & Okutama / Shakujii River / Sumida River / Kanda River & Loop Route 7 Underground Regulating Reservoir

Held
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Other

 June is Flood Prevention Awareness Month! Make sure you’re fully prepared for flooding!

Date：2026/06/01~2026/06/30 Venue：Each sewage treatment facility (see Appendix 1)/Tokyo Rainbow Sewerage Museum

Held
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Symposium

#Available online

The 19th Urban Revitalization Symposium Held

Date：2026/07/31Application deadline：2026/07/24 Venue：Tokyo Metropolitan Assembly Building, 1st Floor, Citizens' Hall/Online