Ayashiku kagayaita tsukiyo ni toikakeru Doko made yami na no ka itsu made ima na no ka Tooku satta kaze ni kataru Hito wa wake mo shirazu ni [1] Kotoba wa subete takaku mau Sei naru yami hikikomarete Hoshi sae kao wo aozamete Hikaru koto wo yamete shimau Mukashi no tomodachi ni moratta kotoba dake Chiisaku kagayaite uchuu no chiri ni naru Haruka kanata kaze wo tsurete Dare mo wake mo shirazu ni [1] Mayotta ai no omoide ga Kanashii hodo sora wo kakeru Mirai wa kimi no mune wo saki Hohoemi sae kowasu darou Tooku satta kaze ni kataru Hito wa wake mo shirazu ni [1] Kotoba wa subete takaku mau Sei naru yami hikikomarete Hoshi sae kao wo aozamete Hikaru koto wo yameru darou Mayotta ai no omoide ga Kanashii hodo sora wo kakeru Mirai wa kimi no mune wo saki Hohoemi sae kowasu darou [1] in all three lines, the reading "wake" is given to the kanji "riyuu." both mean "reason."