Katekyo -kireina Onesan To Himitsu No Lessons- ... ((new)) Jun 2026

Katekyo -Kireina Onesan to Himitsu no Lessons- is a Japanese manga and anime series that revolves around the life of a high school girl named Hana Umino. The story primarily focuses on her interactions with her "beautiful older sister" (Katekyo) who is actually her tutor, Shinobu Maehara, and the comedic situations that arise from their relationships.

The game is divided into plus an epilogue. Katekyo -Kireina Onesan to Himitsu no Lessons- ...

Much of the tension comes from keeping their evolving relationship hidden from parents, classmates, or the public. Katekyo -Kireina Onesan to Himitsu no Lessons- is