akasaka_mamoru animal_ears catgirl chie_rumiko furude_rika group hanyuu higurashi_no_naku_koro_ni houjou_satoko houjou_satoshi houjou_teppei irie_kyosuke kuraudo_ooishi maebara_keiichi mamiya_ritsuko okonogi_tetsurou ryuuguu_rena sonozaki_akane sonozaki_mion sonozaki_shion takano_miyo tatsuyoshi_kasai tomitake_jirou