Itsu demo aru himitsu kichi
Kono tegami hiraku toki ni
Tsutana sugite waratte mo
Kitto kushami hitotsu bun
Samishisa to kasanaru kedo
Kiete shimau ki ga shite mo
Itsuka kono hi no boku ni
Kanpeki towa ie nakute mo
Wasurete shimau mono dakedo
Nani ka wo mi ushinau kedo
Kono tegami hiraku toki ni