Shiro (Real name Kotarō Yanagisawa) is a mysterious man and former caretaker of Itona Horibe. He is the main antagonist of the series.

Powers and Stats

Tier: 10-A | Likely 9-A

Name: Kotarō Yanagisawa, Shiro

Origin: Assassination Classroom

Gender: Male

Classification: Human scientist | Tentacle monster

Age: Unknown

Powers and Abilities: Peak Human Speed, Genius Intelligence, Magic Tricks, Can shoot energy beams | Superhuman Physical CharacteristicsCan emit sound waves, Can generate beam attacks, Can generate bombs from his arms.

Attack Potency: Athlete level | Likely Small Building level (Easily defeated Tadaomi Karasuma)

Speed: Peak Human with Subsonic reactions | Hypersonic+ reactions and combat speed (Comparable to Kaede Kayano, who cornered Korosensei)

Lifting Strength: Regular Human | Peak Human

Striking Strength: Athlete ClassUnknown

Durability: Athlete level | Likely Small Building level

Stamina: High

Range: Standard melee range. Tens of meters with energy beams.

Standard Equipment: A cannon that shoots energy beams | A large amount of Kunai Knives

Intelligence: Genius (Created an anti-matter being and manipulated Itona Horibe)

Weaknesses: Overconfident | He is vulnerable to anti-sensei weapons, which can destroy his tentacle cells.

Key: Base | With tentacle cells


Notable Victories:

Notable Losses:

Inconclusive Matches: