In The First Grade - Vol. 6 Ch. 36 - When he gave chocolates

[MangaDex]

 

[ForTheJerusalem]

Rin chan goes straight for the nipples, truly the best girl

 

[SpecialProjectY]

Oh yeah, Iori didn't even get to the first base and wore Mikuru panties, that's extra perverted.

Ion had some bizarrely perverted panties when she was in Iori age...

Iori worries too much, he didn't even confessed but looks like Mikuru is awaiting his return after all, but for how long tho'

 

[BakedBanana]

Really skipping over the months huh? It was just Christmas two chapters ago.