2021.02.25

one room 's file: "What is your favorite back number single cover photo?" Results announcement!

2021.02.15

one room 's file: "What is your favorite back number single cover photo?" We are currently accepting responses to our survey!

2021.02.12

Movie "Challenge Room #38 <Almost All Items from a 100 Yen Shop! Challenge>" updated.

2021.02.08

Regarding back number fan club tour 2021 "one room party vol.6"

2021.02.04

Movie: Member's Room "labo #9 (Equipment Introduction Kazuya)" updated.

2021.01.28

Movie: Member's Room "labo #8 (Equipment Introduction Hisashi)" updated.

2021.01.27

Notice Regarding Extension of Grace Period for Renewal Procedures for one room Gold Key (Annual Fee)

2021.01.22

movie: member's room "labo #7 (Equipment introduction < Iyori >)" updated

2021.01.22

Playroom 'slide puzzle (album photos, artist photos, submitted works)' updated