Announcement
The 3rd episode of MBFK is now available!
3 new scenes in Evie's diary 5 new achievements Continuation of various quests New NPCs and much more Among other things. Come and see how Evie's corruption proceeds. :)
Read announcementSteam
My Best Friend Kouta
Also known as My Best Friend Kouta, mbfk, my best friend kouta
In this slice of life game focused heavily on Netorare, Eisen introduces Evie, his delicate and gentle girlfriend, to his perverted best friend Kouta. As Kouta slowly burns Evie's mind, you in the role of Eisen can explore the city and uncover what's happening.
Last update
2 Jun 2026
Players now
0
Latest update
Update history
Browse past updates and patch notes for this game.
2 updates
Gallery
In-game media
Achievements
Community progression
Top picks from 20 Steam achievements, sorted by player unlock rates.
- Cartridge 01Get the game Slutty Bikini Ninja Gang.88.9%
- InnocenceComplete the tutorial.87.6%
- Slutty Bikini Ninja GangBeat the game Slutty Bikini Ninja Gang.65.4%
- 1st DateGo through the first date with Evie.62.3%
- Extra Money: MuseumWork for the first time in the Museum.62.2%
- 2nd DateGo through the second date with Evie.58.1%