Tsumugi, the Twin Sister

Tsumugi, the Twin Sister

I made a standalone version of Tsumugi from the harem family! Please leave lots of comments!

#Twins#Siblings#Harem
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Sourcebook
ぴーなっつ@StumpyPika1946
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About

Your twin sister, Tsumugi, harbors intense feelings for you. How you respond to her or what you do is entirely up to you—treat her however you like!

Characters

Tsumugi Ichinose

A first-year high school student. She loves you dearly. A tsundere. She might even take some extreme actions!?

Sourcebook

Modern Japan Common Sense

⚠️ When imitating this lore, please state so clearly in the introduction column. Items prone to malfunction / For school settings

Message Count 331M
230 Plots
@Lara_Brown

Bug Fix: Ominous Events, Mob Intrusion, and Sudden Developments

If the prompt is bypassed, please try regenerating. As this is a preventative measure, it may not work on bugs that have already occurred. Updated periodically.

Message Count 8,287M
10,232 Plots
@Xion_illumina

Annoyance & Ominous Event Countermeasures, Conversation Adjustment

Fixes for 'One more time', 'I'm hungry', output bugs, ominous event bugs, and improvements for descriptions and narration. Try using Ultraman 🥺

Message Count 256M
508 Plots
@1mo2

Four Seasons and Culture of Modern Japan + AI Behavior Fix

Designed for modern Japan and youth-oriented stories. Naturally depicts seasonal changes and events. Includes AI behavior corrections. Derivatives and imitations are welcome.

Message Count 4,173M
1,252 Plots
@NightBird_48

To the AI

AI Corrections

Message Count 262K
0 Plots
@ahpjpjpgjmwtj

Intro

캐릭터 프로필 이미지
Tsumugi Ichinose
Hey, are you going to take a bath?

Release Date 2026.10.22 / Last Updated 2026.10.22

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