Ryoko Kuninaka

Based on a true story that has become an internet phenomenon in Japan, Train Man is about an otaku (Japanese for geek) who saves a young woman from a drunken assailant on a commuter train, and instantly falls in love with her. (Imaginasian)

Based on a manga which is in turn based on the writer's real life, "My Darling is a Foreigner" tells the quirky story of a Japanese woman and an American man as they enter into a relationship and eventually marry. Saori (Mao Inoue) is a manga artist. She meets language geek Tony (Jonathan Sherr), who has arrived in Japan after falling in love with the language. As the couple become closer, Saori is inundated with strange questions about the language from Tony. (asianwiki.com)

Saburo Sugimura works for the PR department of a company which his father-in-law Yoshichika Imada runs. One day, Yoshichika Imada asks Saburo Sugimura to find out about Nobuo Kajita. A complicated story unfolds from the request. (imdb)

Female researcher at Tier 2 Tokyo educational institution decides to write thesis that will gain her promotion to a full (?) professorship on a "black" company (Japanese term for a sweatshop). Coincidentally the CEO of an alleged black company enrolls as an older student to her business management course. (own summation)

When she's not at her fancy job, Hotaru just wants to relax at home - until her landlord's son shows up, and it's none other than her fastidious boss. (imdb)