Sera is the final boss for Majima's storyline, a formidable opponent with a calm yet deadly fighting style. He's a master of various martial arts, similar to Shibusawa, but with a more refined approach. This fight will push your Majima skills to their limit. Utilize all of Majima's styles, especially the Mad Dog of Shimano, to overcome him.

- Key Strategy: Observe his patterns and counter-attack. Use Thug for quick damage, Slugger for breaking guard, and Breaker for crowd control if applicable. Mad Dog is excellent for sustained pressure.
- Recommended Style: Mad Dog of Shimano (fully upgraded).
- Weaknesses: Can be staggered after certain attacks.
- Notable Attacks: Precise strikes, powerful kicks, counter-grabs.