Okay as far as the open ends go.
Immunity is officially removed from Arena Fighter. In compensation sash will get the power Golden Touch at Tier 2 Copper Sash, entitling them to a yen whenever they win a round where either move has a Wealth Modifier. The other proposals for Sash will go to a vote since they don't have any major pressing impact on balance.
Holy Day no longer forces the user to go first as it has no possible effect in a situation where the user goes last. Sneaky Trick will continue to make the user go last until it seems to create problems.
The proposal about Honour/Yakuza warriors outside of a Dojo/Gang chain I need to think about more closely.