Japanese title: 江東区周遊型謎解きイベント「KOTO:DECODE 2026」

Details ↓Kyochika’s take · what it is · getting there

Good to know

Pick up a puzzle booklet at Koto City Office or Fukagawa Edo Museum and solve riddles while touring sights and eateries in Joto, Fukagawa and the bay area. Prize draws by courses cleared; LINE registration required.

Dates

Sep 11 (Fri) – Jan 11 (Mon)

Time

Hours: please check with the organizer

Price

Free (transport and data costs are your own)

Kids

Ages 0–18

Venue

Various spots in Koto City (booklets at Koto City Office 2F and elsewhere)

Nearest station

Toyocho Sta.

Check closed days and last admission on the official page before you go.

Today, also nearby

Open Today, within walking distance

Art exhibitionsMinami Tada: Light, Dignified and SwayingKiyosumi-shirakawa · 1.1 km, about 18 min on foot from here · 10:00–18:00

Art exhibitionsSynchronic Constellation: Stars That Shared Their TimeKiyosumi-shirakawa · 1.1 km, about 18 min on foot from here · 10:00–18:00

Festivals & local eventsFukagawa Gatharia Winter Illumination "Wings to the Future"Kiba · 1.0 km, about 16 min on foot from here · 16:30–23:30

Distance from major stations

From Toyocho

0.4 km, about 6 min on foot

From Kiba

1.0 km, about 17 min on foot

From Shiomi

1.6 km, about 15 min by train

From Sumiyoshi

1.8 km, about 15 min by train

Distances are straight-line; times are rough estimates.

Other events nearby

• Kiba Park Flea MarketKiba Park Fountain Plaza (Kiba Sta.) · 0.9 km, about 14 min on foot from here · Nov 15 (Sun)
• Fukagawa Gatharia Winter Illumination "Wings to the Future"Fukagawa Gatharia (Kiba Sta.) · 1.0 km, about 16 min on foot from here · Nov 5 (Thu) – Feb 14 (Sun)
• Minami Tada: Light, Dignified and SwayingMuseum of Contemporary Art Tokyo (Kiyosumi-shirakawa Sta.) · 1.1 km, about 18 min on foot from here · Aug 29 (Sat) – Dec 6 (Sun)
• Synchronic Constellation: Stars That Shared Their TimeMuseum of Contemporary Art Tokyo (Kiyosumi-shirakawa Sta.) · 1.1 km, about 18 min on foot from here · Sep 5 (Sat) – Dec 13 (Sun)
• Kurirabo in Koto: Design Your Own Business CardOnagigawa Children's Center (Nishi-ojima Sta.) · 1.3 km, about 21 min on foot from here · Dec 5 (Sat)
• Kurilabo in Koto: Make a Light-Up KeychainOnagigawa Children's Center (Nishi-ojima Sta.) · 1.3 km, about 21 min on foot from here · Nov 21 (Sat)

Food and cafes nearby

Search places around the venue on Google Maps.

FAQ

When is Koto City puzzle-solving tour 'KOTO:DECODE 2026'?

Sep 11 (Fri) – Jan 11 (Mon)

What are the opening hours of Koto City puzzle-solving tour 'KOTO:DECODE 2026'?

Hours: please check with the organizer Check the official page for closed days and last admission.

How much does Koto City puzzle-solving tour 'KOTO:DECODE 2026' cost?

Free (transport and data costs are your own)

Where is Koto City puzzle-solving tour 'KOTO:DECODE 2026' and what is the nearest station?

It is held at Various spots in Koto City (booklets at Koto City Office 2F and elsewhere). The nearest station is Toyocho Sta..

Where to next

Nearby, within the next week

Festivals & local events · FreeNature Discovery: Nuts, Migratory Birds and Autumn Insects (Ekokkuru Koto)Sumiyoshi · 1.6 km · Nov 14 (Sat)

Festivals & local eventsTokyo Metropolitan 9 Gardens Autumn Leaves Stamp Rally 2026Kiyosumi-shirakawa · 2.0 km · Oct 10 (Sat) – Dec 6 (Sun)

Festivals & local events · FreeTOKYO Culture Debut PARK 2026 (Toyosu Park)Toyosu · 3.1 km · Nov 14 (Sat) – Nov 15 (Sun)

Festivals & local events · FreeTOKYO Culture Debut PARK (Toyosu Park)Toyosu · 3.2 km · Nov 14 (Sat) – Nov 15 (Sun)

All Festivals →Today →This weekend →Free →With kids →

Checked against the official page on November 10, 2026. Titles and descriptions are our own translations.