Unravel the mystery behind your sister's sudden death by deciphering cryptic messages and uncovering contradictions in suspect testimonies. Piece together clues to expose the truth and find the culprit.
僕の妹が死んだ。-犯人を暴く探偵ミステリー謎解き by GOLDEN DOG, K.K.





32+ similar games compared and reviewed
Whether you want more options like ぶりっ子あるある or a completely different take on the same concept, our curated list of 32+ similar apps and games has you covered. Updated for 2026 with the latest ratings and comparisons.





Unravel the mystery behind your sister's sudden death by deciphering cryptic messages and uncovering contradictions in suspect testimonies. Piece together clues to expose the truth and find the culprit.



Learn Japanese proverbs through fun quizzes. This app offers 110 proverbs categorized by theme, helping you gain wisdom and improve your general knowledge. Enjoy a free learning experience with optional ad-free upgrades.



Test your knowledge of Japanese four-character idioms with this quiz app. It features 137 idioms categorized by theme, perfect for learning and reinforcing general knowledge. Enjoy a popular and educational experience.


A fun and challenging cooking game where you serve fast food to customers. Earn coins and diamonds to upgrade your food square facilities and unlock new cooking items. Improve your skills to become an excellent chef.


Test your knowledge of everyday objects with this trivia quiz! Discover the actual names of common items you see and use daily. Perfect for filling idle moments with fun and learning.


A high school girl with incredible strength uses her muscles and various items to solve problems for the boy she loves. Engage in 'Muscle Action' like throwing, smashing, and bending to overcome challenges.


Simulate the growth of a virtual tortoise. Easily care for your pet by feeding it every four days and cleaning its habitat weekly. Watch your small tortoise grow larger over time in this engaging simulation.


Manage your own sushi restaurant, learn sushi-craft, and decorate your establishment. Hire animal staff to help you run the business and uncover their unique life stories. Progress your skills and level up your restaurant to become a top sushi chef.




Engage in short, brain-teasing mystery cases. Analyze testimonies, spot contradictions, and uncover the truth with your quirky detective club president. Perfect for when you need a quick mental workout.