idolmaster, idolmaster (classic), idolmaster 1, tsurikichi sanpei
akizuki ritsuko, ayukawa gyoshin, mihira sanpei
tadano akira
1girl, 2boys, bikini, braid, breasts, crossover, curvy, glasses, large breasts, multiple boys, nipples, parody, striped bikini, striped clothes, swimsuit, topless, twin braids