Post [Q] HTL22 s-off need help

Hey everyone,
I have a HTC J One (HTL22) from Au Japan , with os 4.2.2, mainver : 2.21.970.2 hboot 1.54
i find this : au HTL22 HTC J One 2.15.970.1から1.05.970.2へのダウングレードについて (HTC速報Dev) in htcsoku.info ,but the mainver not matched.
Can you help me unlock htc j one ???
Thanks in advance!