tatoeba anata ga ite atashi wa yasashiku nareru toka atashi ga ite anata ga ite genki ni nareru toka tatoeba ganbattetara DOJI wo fundari shite atama nadenade toka karakawaretari toka omowazu soto ni detaku natte mae ni mo dondon susumete kao ga niyakesou ni naru no koraete... suki kamo Happy Days Happy Days anata to futari de Happy Days Happy Days te wo tsunaide iru Happy Days Happy Days omoide ga todoku you na Happy Days Happy Days yume wo mita yo... yume kai!! tatoeba kidzukeba kokoro wo yuruseru nakama ga itari shite nantonaku yoyuu wo moteru you na yasashiku nareru toka tatoeba ganbattetara minna mimamotte kuretari toka tsurasa mo namida mo kawatte yuku shunkan omowazu onaka ga suite kita hanauta mo dondon kanaderu sora ga kirei da to omoeru LaLaLa... ii kamo Happy Days Happy Days donna koto demo kitto Happy Days Happy Days dekiru you na ki ga suru Happy Days Happy Days uta wo utatte irareru you na Happy Days Happy Days shiawase ga hoshii naa donna n' ya nen! Happy Days Happy Days hoshi ga ippai no yoru Happy Days Happy Days machiawase basho de Happy Days Happy Days atashi wa DOKIDOKI no aji Happy Days Happy Days anata wa ushiro ni ita Happy Days Happy Days...