Overview A Japanese-style escape game themed around Tango-no-Sekku—Children’s Day, a festival with more than 2,000 years of history. Search every corner of a tranquil tatami room, solve gentle puzzles, and break free from a nostalgic space decorated with colorful koinobori carp streamers and proud kabuto helmets! Features • Children’s Day–themed es
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Check the official page for current availability, supported devices and any in-game purchases.
App Store edition · Researched Nov 5, 2026 · Guide updated Nov 5, 2026.
To explore the environment, use the arrows located at the bottom of your screen. You can also tap on any suspicious spots you encounter to investigate them more closely for hidden clues or items.
Based on source 1.
Select an item from your inventory to use it on a puzzle. If you need to examine an object more closely, double-tap its icon to zoom in, or combine two items while in the zoomed view.
Based on source 1.
If you are having trouble progressing, you can access the built-in hint system at any time. Simply tap the Hint button located in the top-left corner of the screen to receive assistance with your current challenge.
Based on source 1.
AI-assisted research with automated evidence and consistency checks. Good Game Daily organizes publisher information into practical answers. Guidance is an editorial interpretation of those sources. These notes are based on source research rather than a firsthand playtest; editions and later updates may differ.
Based on listed game features. This is not a firsthand review. Check the publisher’s listing ↗
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Release notes supplied by the developer through the App Store.
Developer description, as provided in the original store listing.
Overview
A Japanese-style escape game themed around Tango-no-Sekku—Children’s Day, a festival with more than 2,000 years of history.
Search every corner of a tranquil tatami room, solve gentle puzzles, and break free from a nostalgic space decorated with colorful koinobori carp streamers and proud kabuto helmets!
Features
• Children’s Day–themed escape game wrapped in warm Japanese aesthetics
• Familiar decorations such as koinobori and kabuto create a cosy, nostalgic mood
• Beginner-friendly difficulty—perfect for families and casual players
• Built-in hint system so you’ll never get stuck
• Auto-save lets you play in short sessions on your commute
• Atmospheric Japanese BGM that evokes the spirit of an ancient festival
• Free to play, with a reset option for unlimited replays
How to Play
• Tap suspicious spots to investigate
• Use the arrows at the bottom of the screen to move
• Double-tap an item icon to zoom in
• Select items to solve puzzles, or combine two items while zoomed
• Tap the Hint button (top-left) any time you need help
Official SNS
X (Twitter): https://twitter.com/App_Bulldog
LINE: https://lin.ee/Zh3CCZB
Website: https://bulldog-market.netlify.app
Developer Bulldog Market – more escape games coming soon!
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Assets Provided by OtoLogic / Pocket Sound
Apple App Store lookup ↗ · Store ratings, prices, and availability can change. Check the App Store for your region.
Escape Game: Koinobori is listed on the JP App Store. Availability varies by region and compatible device.
The recorded download price is free. In-app purchases, subscriptions, or additional content may cost extra. Source checked Nov 5, 2026.
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