![](https://pic1.mangapicgallery.com/r/avatar/76/u526965_50x50.jpg?2)
http://www.mangago.me/read-manga/koitomo_triangle/
I consider this successfull
http://www.mangago.me/read-manga/choco_strawberry_vanilla/
This one too
http://www.mangago.me/read-manga/satou_kun_ni_wa_kanawanai_sachimo/
This has a happy end!(๑•ㅂ•)و✧
![](https://pic1.mangapicgallery.com/r/avatar/06/u317918_50x50.jpg?2)
Choco Strawberry Vanilla(≧∀≦)
http://www.mangago.me/read-manga/choco_strawberry_vanilla/
Are there any threesomes out there that ends with all 3 of them happily together?