Hamon

The Ripple (波紋 Hamon) is the energy of Sendō (仙道, “Way of the Hermit”), an ancient martial art. Special breathing creates energy that works like the Sun. It can slow aging, and it’s deadly in combat.

Who can start

Outworlders

Fuel

Hamon Points (HP)

Starting gauge

0/200

Who can use it

Learnable in the Mainland and the Outworld, but only Outworlders can start with Hamon.

The Hamon Gauge

Hamon Points (HP) are your fuel for Hamon Techniques, like Cursed Energy Points in JJK.

Breathing Post

To charge Hamon in combat, make a Breathing Post:

1. At least 4 sentences long
2. No attacking or other actions during it

You gain HP equal to your Charge Rate.

Drain

Hamon needs constant breathing. Every turn you go without a Breathing Post, you lose HP equal to your Drain rate.

Starting Stats

Hamon Gauge: 0/200
Hamon Drain: 50 HP per post
Hamon Charge Rate: 50 HP per Breathing Post
Hamon Mastery: 0

Drawbacks

Weakness	Effect
Iron & steel	Too strong for Hamon to affect
No breathing	Gauge drains fast
NL-Class 3 to NL-Class 1 injury	−100 max Gauge and −50 Charge Rate
L-Class 3+ injury	Hamon is completely lost: it needs strong blood flow

Hamon Techniques

Hamon’s combat applications come in skill classes. You start with the Starter skills, then must be taught the rest or learn them yourself. See Hamon Skills.

Hamon Points can also be traded for Stamina: 10 HP → 5 Stamina.