2 shot photo of DAIGO with Yamamoto Koji
From DAIGO's Instagram :
https://www.instagram.com/p/B2HKcmYjCfR/
I suppose if both men didn't had a meal together on the day before the Yamino ni Mau Aoi Tori PV was filmed , Yamamoto Koji wouldn't have starred in the PV but it would have been DAIGO instead x)