From the guys' longtime backup bassist MATSU's Instagram :
https://www.instagram.com/p/BmOK44ClJ0c/
The guys' longtime backup drummer MAKOTO posted the same group photo via his blog too :
http://blog.livedoor.jp/makotodrums1.../52098010.html
The rest of the musicians that backed DAIGO up in yesterday's HMV presents BULLET TRAIN 6th Anniversary Special「“Chou” Chou Fest」include from DAIGO's far right :
- Guitarist Leda
- Keyboardist/DJ Nawata Hisashi