did they ever talk about any of white fangs technique's

[Tirant]

Besides his white light saber.like any nature affiliates

 

[WhistleBlower]

Was probably a lightning and earth chakra type, kakashi had to get it from somewhere .

 

[Kirokill]

They have not.

 

[Narutohokage324]

Suicide no Jutsu

 

[SSStylish]

Seppuku no Jutsu

Child abandonment no Jutsu

 

[Melanin]

Really wasn't elaborated on but he had to have some type power..