Ritz Series

The Ritz Series are a group of oneshots and a short manga series of four chapters done by mangaka Hideki Ohwada. It focuses around Saki mangaka Ritz Kobayashi. A single manga volume was published on March 25, 2016.

Plot
The stories revolve around Ritz's attempt to find her father by writing a mahjong manga and the trials that she faces while doing so.

Takeshobo Magazine Building
This is were Tsujino and his underlings reside. This place is most likely a front for their real buisness.

Yoshino, Nara
Place where Achiga was based upon. Ritz looks here for clues to her missing father.

Mt. Hyono
A mountain in the Hyogo prefecture where Aguri Igarashi and her pet raccoon Leonardo reside.

Chapters
Ritz - Ritz: Episode of side A - Ritsuhayu: the dawn of age - Ritz: The Nationals - Ritz (miniseries)