【Itabashi-ku, Tokyo】 “Itabashi.” Itabashi Ward × Anime “Chi. – About the Movement of the Earth” Collaboration Event
Itabashi Ward, Tokyo Press release: September 10, 2025 “Itabachi. Itabashi Ward × Anime “Chi. – About the Movement of the Earth” Collaboration Event ~Roaming AR Puzzle Solving Tour Through the Three Areas of Kamiitabashi, Itabashi, and
Takashimadaira~ Itabashi Ward will be holding a traveling AR puzzle-solving event in collaboration with the popular anime “Chi. – About the Movement of the Earth” from Thursday, September 18th to Sunday, December 14th, 2025.
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facilities, you will collect clues in each area and solve mysteries based on the theme of the anime “Chi. –About the Movement of the Earth.” You can also enjoy AR characters from the anime “Chi. –About the Movement of the Earth” at nearby spots you visit while solving the mysteries. During the event, in addition to the three facilities distributing “mystery solving kits,” life-size panels of characters from the anime “Chi. – About the Movement of the Earth” will be on display at five facilities: the Local History Museum (5-35-25 Akatsuka, Itabashi-ku) and Takashimadaira Library (3-13-1
Takashimadaira, Itabashi-ku). Additionally, as part of the
collaborative event, mini exhibits will be held at the Education and Science Museum, the Local History Museum, and Takashimadaira Library. In addition, voice actress Maaya Sakamoto, a native of Itabashi Ward who played the role of Rafal in the anime “Chi. – About the Movement of the Earth,” will be participating as the mystery-solving navigator. She will invite you on a journey of mystery-solving via smartphone or tablet. Those who solve the mystery will receive a limited edition digital novelty item from the anime “Chi. – About the Movement of the Earth.” Why not experience “knowledge” through “Chi.” while solving the mystery in the “earth” of Itabashi?
https://prcdn.freetls.fastly.net/release_image/129038/221/129038-221-7584036657481c47f1d667cf73668770-620×874.png Puzzle Solving Kit (Image)
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https://prcdn.freetls.fastly.net/release_image/129038/221/129038-221-e6b5297d33f59188217ca897d2df9f94-1600×2400.jpg Maaya Sakamoto [How to experience mystery solving] STEP How to experience it １ Obtain a puzzle kit at the Education and Science Museum, Itabashi Tourist Center, or Tropical Botanical Garden, and access the official puzzle website using the QR code printed on the puzzle kit. 2 Listen to the directions on the official puzzle website, follow the instructions in the puzzle kit, visit spots around town, and solve the mystery. 3 Follow the instructions to find the answer you’ve arrived at. *You will use the camera function on your smartphone or tablet to solve the puzzle. [Puzzle-solving kit distribution location] ● Educational Science Museum (4-14-1 Tokiwadai, Itabashi-ku) ●Itabashi Tourist Center (3-14-15 Itabashi, Itabashi-ku) ●Tropical Environmental Plant Museum (8-29-2 Takashimadaira, Itabashi-ku) ※Distribution will begin on Thursday, September 18, 2025. [Notes] *Each facility you visit during the puzzle solving process, including locations where puzzle solving kits are distributed, has its own set of closed days. Please check the official puzzle solving website and the official website of each facility in advance. *Please check the official puzzle website for details on how to participate. *Please refrain from participating in the event while walking and using your smartphone, as this increases the risk of collision with other pedestrians and cyclists. Please refrain from doing so. [Supported devices] iOS: 18.0 or higher, Android: 13.0 or higher *May not be compatible with some devices. *Please check the official puzzle website or puzzle kit for important information. About the anime “Chi. -About the Earth’s Movement-” Serialized in Shogakukan’s “Weekly Big Comic Spirits” from September 2020 to April 2022. Set in a
15th-century European country, this popular work by manga artist Uo Yutaka depicts people risking their lives in an investigation into the heliocentric theory. It has swept numerous awards, including the Manga Grand Prize at the 26th Tezuka Osamu Cultural Prize, and the total number of copies of the book published has exceeded 5.5 million. Puzzle Solving Official Website Itabashi Ward Homepage