The Washuu Clan Ambush Incident is a massacre of the Washuu Clan (except Matsuri Washuu) by the Clowns and V to guarantee Nimura Furuta's hostile takeover of the Commission of Counter Ghoul by usurping the position of Bureau Director.
- Massacre of the Washuu Clan
- Framing of Special Wanted Criminal HS as the mastermind of the incident.
- Modification of the Washuu Clan's alliance with V in favor of the Washuu Branch Family
- Assassination of the CCG Chairman Tsuneyoshi Washuu
- Tsuneyoshi Washuu
- Numerous unnamed Washuu Clan members
Clowns and V
- Tsuneyoshi Washuu - Killed by Nimura Furuta
- Numerous unnamed members of the Washuu Clan - Killed by Nimura Furuta, Uta, and Donato Porpora.
- Special Wanted Criminal HS is framed as the mastermind of the assassination of Chairman Tsuneyoshi Washuu and the Washuu Clan massacre.
- The Clowns and V form a secret alliance with Nimura Furuta being in control.
- Internal conflict begins within the CCG for the position of Bureau Director between Souta Washuu-Furuta and Matsuri Washuu.