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- Sex Trainer's Diary: Hidden Kink
【Update Notes】2026/07/01
Update Notes: Fixed an issue where the mini-game could occasionally crash. Optimized game performance by enabling V-Sync and an FPS cap by default to improve overall stability. Added Windowed Mode and resolution switchi…
Announcement5 changesFixPerformance - Sex Trainer's Diary: Hidden Kink
[Development Insight] Character Illustration Creation Process
Thank you for your continued support and interest in Sex Trainer's Diary: Hidden Kink! We recently received some production materials for the character illustrations from the development team, and we have put them toget…
Patch notes - Sex Trainer's Diary: Hidden Kink
Targeted by Succubi, From Both Sides — Will Their Bond Hold? 🔥
View on Steam The war between the Demon King's army and humanity has only just ended. Leo, a young man of fallen nobility, and Luna, his loyal attendant, stand as the last line of defense protecting a kingdom's most sac…
Patch notes - Sex Trainer's Diary: Hidden Kink
They Once Saved the World. Now They Belong to Someone Else.🔥
View on Steam Ten years ago, they defeated the Demon King together and restored peace to the world. Then they went their separate ways, built their own lives, and quietly folded away those days of fighting side by side…
Patch notes1 changeGameplay - Sex Trainer's Diary: Hidden Kink
Devlog: From Chasing to Free Exploration — Mini World, Bicycles, and New Outfits
Hello everyone, Recently, the development team "老二打鐵舖" has not only optimized the core gameplay of "Sex Trainer's Diary: Hidden Kinks" but also significantly expanded the post-game free exploration content and various s…
Event8 changesGameplayStore - Sex Trainer's Diary: Hidden Kink
Vibrant Secrets of a Monochrome Student🌈
[dynamiclink href="https://store.steampowered.com/app/4295960"] As her homeroom teacher, you decide to create a club with her and "carefully guide" Saeki-san in achieving her dream.✍️ There will be no Game Over even if…
Store2 changes - Sex Trainer's Diary: Hidden Kink
《Depraved!! Bunny Sex Life》store page now live 🎉
[dynamiclink href="https://store.steampowered.com/app/4282720"] You are the owner of Bunny "Hapiko." Watch over her journey to the moon, do part-time jobs, go on dates, and enjoy sex scenes.🥕 Steam post image Work hard…
Store3 changes - Sex Trainer's Diary: Hidden Kink
A thrilling, shameful, Japanese fantasy awaits🎴 《Oni-no-Kuni: Miozuki's Descent》is out now🔥
https://store.steampowered.com/app/3801270 Shimomura Miozuki, a scholar-warrior, shines with justice One day, crossing the zebra stripes, a blinding flash engulfed her When she came to, she was already in an isekai⁉️ Sh…
Store3 changes - Sex Trainer's Diary: Hidden Kink
"Could you... please stalk me home?"📞 《Sex Trainer's Diary: Hidden Kink》store page now live 🎉
https://store.steampowered.com/app/4218020 A college student working part-time at the convenience store. She appears to be a shy, introverted girl... but does she have a wild, unseen side waiting to be unleashed 🎭 Trai…
Store4 changesUI/audio - Sex Trainer's Diary: Hidden Kink
Arrive in an Isekai world and save humanity from the Great Oni Rule ⛩️ The Japanese Oni-Slaying RPG, Oni-no-Kuni is Coming Soon⏰
https://store.steampowered.com/app/3801270 Unite with Kureha the kitsune miko and Shizuna the kunoichi to crush foes 🤝 Adventure in the Wafu world and eradicate vicious yokai 👹 Deepen bonds with allies, developing rel…
Store3 changes
