La la la la la la La la la la la la dare ni demo BOTAN hitotsu kakechigaete surechigau hi ga aru ne shinjiteta noni... sunao ni narenai mama hanarete iku senaka ni koe wo nakush**ari imasugu ni tsutaetai kokoro no DOA no kagi wa sono mune no naka ni aru no makenaide, nigenaide ikusen no omoide-tachi ga musubitsukete kureru Just the key of heart I believe in love, two hearts I believe in love, two hearts gomen ne to ietara kitto wakaru noni kimi ga inakya dekinai kitto imagoro onaji omoi daiteru kizuna ga yonde iru yo dakara ai ni yuku imasugu ni tsutaetai kokoro no DOA no kagi wa sono mune no naka ni mo aru me wo tojiru tada inoru tobira goshi ni hibiku kodou kimi ni todoku you ni Just the key of heart meguriai, kono kiseki umareta toki mo basho mo betsubetsu no kimi no mune ni mayowazu ni tobikonda futari dake no monogatari owarasenai yuuki Just the key of heart La la la la la la La la la la la la