 If you liked
Namaikizakari.
|
 ...then you might like
Ao no Hako
|
- Both sports (Namaikizakari; basketball while Blue box basketball and badminton)
- Romance as well I think you'll like these because personally I like both lol. Might as well give it a try.
- Different chemistry between couples of each manga but I think you'll like them both as well.