natsu ga kita hora taiyou no kisetsu ga natsu ga kita hora eien no kisetsu ga kimi ga iru kara boku wa waraeteru kimi ga iru kara natsu ga atsuku naru sanzan waratte naitara sanman MAIRU no kyori kara demo "SANKYUU" ga todokesou sa, kakeyou SUMMER dandan omoide ni kawaru FURASSHUBAKKU bakari no mainichi demo "SANKYUU" shika ienasou da, kakeyou SUMMER FRIEND yakyuu, BASUKE, SAKKAA, suiei kara rikujou koi ni koi shite GITAA motte ROKKU shite koukai wa iya da namida chiratsuitemo kanousei wa sousa hateshi ga nai no sa sanzan waratte naitara sanman MAIRU no kyori kara demo "SANKYUU" ga todokesou sa, kakeyou SUMMER dandan omoide ni kawaru FURASSHUBAKKU bakari no mainichi demo "SANKYUU" shika ienasou da, kakeyou SUMMER FRIEND boku ni totte no juunana-sai no natsu ga boku ni totte no eien ni natteiru you ni kimi ni totte no kotoshi no kono natsu ga kimi ni totte... eien ni nare sanzan waratte naitara sanman MAIRU no kyori kara demo "SANKYUU" ga todokesou sa, kakeyou SUMMER dandan omoide ni kawaru FURASSHUBAKKU bakari no mainichi demo "SANKYUU" shika ienasou da, kakeyou SUMMER eien da nante uso dato sanzan waratta ano hi ni mou kaerenai kara tokidoki sa, negau yo SUMMERDAYS natsu ga kita hora taiyou no kisetsu ga natsu ga kita hora eien no kisetsu ga kimi ga iru kara boku wa waraeteru kimi ga iru kara natsu ga atsuku naru sanzan waratte naitara sanman MAIRU no kyori kara demo... dandan omoide ni kawaru FURASSHUBAKKU bakari no mainichi demo... demo... todoku kara "SANKYUU" SUMMER DAYS