謎解きカフェ繭玉

All letters he sent during his undercover work were run through an automatic censor, which converted "inappropriate" words into "appropriate" ones.What is the "inappropriate" truth he was trying to convey? / Production: Mayudama Kobo

This is an orthodox work aimed at beginners and intermediate players that also has an enjoyable story./Estimated time: 20 minutes to 2 hours/Produced by: Shiwehi (@shiwehi)

This is an orthodox work for intermediate players that also has an enjoyable story./Estimated time: 30 minutes to 2 hours/Produced by: Shiwehi (@shiwehi)

This is a product that allows you to set up a mystery in your home and have your family and acquaintances challenge you./ Estimated time: 15 minutes to 45 minutes / Production: JTS (@JTS_nazotoki)

We will bring you the world of Alice with a beautifully calculated puzzle in a "picture book style" / Production: Sora Sora

Solve the animals' problems with a hat! A take-home puzzle with character voices that will entertain your ears and your brain/Produced by: Sora Sora

A slightly unusual puzzle with the theme of "anniversaries" / Created by: Sora Sora

These are puzzles that can only be created with each suit and each number, such as "This is a problem that can only be solved with the ace of spades."Also, since the suits and numbers are written on the cards, they can also be used as regular playing cards./Produced by: Waseda University Mystery Solving Project algo

Produced by: Akane Tachikawa

The behind-the-scenes story of the production of "The Non-Existent Mystery Solving Performance."I didn't participate, but for some reason I can solve it...? *LINE, X account used/Produced by: Yuudachi ni Kasanete

A new button appears each time you solve a mystery.Make full use of these features and aim to conquer the game!!/Produced by: NazoGram

This is a collection of 30 puzzles on one page.We've tried to make each mystery as entertaining as possible, so we hope you enjoy it!