Without spreading hashi cells, who else had hashis kekke ken kai

[FitzChivalry Farseer]

I know stupid question cause nothing has been said in the manga but a kekke ken kai does not only appear with one person.

 

[BusinessManTeno]

Boil...
Bubble...
Scorch...

 

[IKSOKRIPS]

It's pronounced Kekkei Genkai. . . :y

And no one had Wood Release, except for him.

 

[DeadManWonderLand]

Nobody else had Mokuton unless they were inserted with Hashirama's DNA

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.........................IF YOU KNOW WHAT I MEAN

 

[Brusky]

Which makes him that more unique and valuable