Kuwaki is the first boss of and he serves as a tutorial challenge to ensure that you understand the fundamentals of battle. Trying to fight him head on can be dangerous, but use of various combat systems can make him manageable.
As Kuwaki is fought early in the storyline, he isn’t even among the top ranked enemies. However, if you opt into the New Game Plus DLC, even the weakest bosses gain improved stats. Still, you can never underestimate any chapter boss.
At this point, you will have a fixed party of Kasuga Ichiban, Yu Nanba, and Koichi Adachi. These are all former party members returning from . You must use their default jobs of Hero, Homeless Guy, and Detective, respectively. However, you can still increase both their character level and job ranks. It is recommended to have at least character level 10 and job rank 7 with everyone before heading to the river.
It is also a good idea to have good gear. Head to the shop and buy the best weapons and armor for everyone. Also, use whatever remaining cash to purchase health items.
Kuwaki will be waiting outside the Seiryu Chairman’s room to stop your team. He is a level 7 Seiryu Clan Member. He primarily fights with a sword and will target one party member at a time. He has no direct weaknesses or resistances, making most attacks viable. Throughout the fight, keep Ichiban's Hero’s Wisdom up to increase chances of critical damage.
An easy means of both harming and repositioning Kuwaki is with Adachi’s Monkey Flip. Each time you match the on-screen input, Adachi will roll and send his target even further. Once the boss is downed, move Ichiban in to deal damage with normal back attacks. Finally, Nanba can further draw Kuwaki’s attention so that the others can get more back attacks.
After Kuwaki has lost half of his health in he will summon five more level 6 Seiryu Clan Members. There will also be a short quick time event you should win, or you will suffer extra damage during this phase. The additional enemies
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