The Tanaka-gumi is a Yakuza clan based in New York City.
The Tanakas had been enemies of the Nakatomi for generations. In 2050, they were having meetings with the Nakatomi. Unknown as to why, but the Tanaka oyabun's son had been seeing dating the Nakatomi oyabun's daughter. There was speculation that it could lead to a mob war. A real life Romeo and Juliett scenario.
- Shadowrun 2050 p.114
- Shadowrun 2050, 114