you need to call the name of teh one you want to seal and the that one needs to respond with a "yes"
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Ino had to force kinkaku to say the word
and btw hashirama can easily pin them down and then talk, he might be a pacifist but he isnt standing and talking if you attack him
Lol
Hashirama knew about the Rinnegan when he didn't even have or seen it. So, the Sage's weapons are fodders weapons for him. He stomps Gin-Kin bros low difficulty.
Btw, what would be the most uttered word for him? "Sorry"?
Probably 'wood' so when he tries to use any of his jutsu he's in for difficulties.