
Screenshots

Watch trailer on Steam ↗Remembering/Not remembering Sin
uehara create · Published by uehara create · Official site ↗
Positive — 95% positive (20 reviews)
Last updated 27 Sept 2026
Shunichi Sasaki, a young man who lost his past memories due to higher brain dysfunction, was criticized as a "murderer". Who was he really? Use memory notes to supplement his memories and explore his past.
£3.60
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Price history
Adventure, Indie · 2023 · More under £5 games
Discover the truth behind Shunichi Sasaki's lost memories as you navigate his past with puzzle-filled exploration. Unveil his identity by piecing together fragmented recollections in Remembering/Not remembering Sin, an indie adventure released in 2023.
About this game

"Remembering / Not remembering Sin" is a text-based adventure in which a young man who has lost his memory due to higher brain dysfunction explores his past.
The protagonist leaves the facility and returns to his daily life, but he feels a strong sense of discomfort in the environment in which he should have been living.
His ability to retain memories is also declining, and he pursues the truth by using a notepad called a "memory note.
Who was he really...?

Read through the text and relive the story of Shunichi Sasaki.

Various information is recorded in the memory note.
Check the contents and select the appropriate one at the appropriate time.
System Requirements
Will my PC run this? →Minimum
- Requires a 64-bit processor and operating system
- OS: windows10
- Processor: 64bit
- Memory: 4 GB RAM
- Storage: 350 MB available space
Recommended
- Requires a 64-bit processor and operating system






