「CHAIN OF LOVE」(hidden track) lyrics

[sekky_chan]

「CHAIN OF LOVE」

Lyrics: ???
Rap: JOKER
Music - Composition: ???

(Kanji)
(Romaji)

I have checked with other lyrics posted by Japanese fans after KAT-TUN performed it last night, though there are some parts different from each sources. If there's any opinion, please share :)

Other footnotes are included at the end of post