Enemies and Bosses / Boss - Lightning Keeper
Burai Boss
A Genma who has made his lair at Kennin-ji Temple along with his younger brother Ifuu. Much like his brother, he lives for a challenge, hence his desire to take Musashi on in battle. Fights with a naginata and a slew of lightning attacks. Avoiding these and following his movements carefully are the keys to victory here.

- Health
- 7,000
- Maximum posture
- 5,500
- Posture regen delay
- 5 sec
- Posture break duration
- 12 sec
- Knockdown duration
- 5 sec
- Parry target speed
- 0.5x
Reference tables
6 tables
Battle priorities
| Threat | Response |
|---|---|
| Lightning | Avoid the lightning field and track his movement before committing to a counterattack. |
Moves and counters
Attack patterns and practical responses for recognizing the enemy's punish windows.
| Move | Pattern | Counter |
|---|---|---|
| Horizontal slash combo | Chains broad horizontal cuts. | Stay outside the first sweep or parry through the full cadence. |
| Retreat slash | Cuts while pulling away from close pressure. | Do not chase immediately after a blocked string. |
| Fist slam | A heavy downward strike at close range. | Leave the impact point and punish the recovery. |
| X-slash | A two-line crossing blade attack. | Wait for the crossing second cut before countering. |
| Funnel special | Repositions and attacks with the wind funnel device. | Track the warp, clear the funnel path, then close. |
| Ride combo | A special mounted movement and attack sequence. | Keep the camera on the reposition and punish only after it ends. |
Guaranteed drops
Guaranteed item drops recorded for this enemy.
| Item | Amount | Chance |
|---|---|---|
| Genma Note: Burai | 1 | 100% |
Where to fight
Missions whose objectives explicitly name this fight. Step numbers refer to each mission's checklist.
| Mission | Step | Fight objective | Previous objective |
|---|---|---|---|
| A Tempest at the Temple | 2 | Defeat Burai | Enter the Dharma Hall |
| Storm Chaser | 1 | Defeat Ifuu and Burai | First objective |
Difficulty scaling range
Minimum and maximum multipliers across story checkpoints. Effective values apply those multipliers to this enemy's base health and posture.
| Difficulty | Health multiplier | Effective health | Posture multiplier | Effective posture | Attack multiplier |
|---|---|---|---|---|---|
| Easy | 0.63-1.69x | 4,410-11,830 | 0.55-1.49x | 3,025-8,195 | 0.59-1.43x |
| Standard | 0.72-1.9x | 5,040-13,300 | 0.72-1.9x | 3,960-10,450 | 0.72-1.9x |
| Hard | 1.44-3.2x | 10,080-22,400 | 1.44-3.2x | 7,920-17,600 | 1.44-3.7x |
