The title is a collection of specific "tags" or tropes that describe the content of the work:
This refers to the "Chikan" trope, a controversial and specific genre in Japanese adult media that focuses on non-consensual encounters in public transit settings. --- -ENG- JK Molester Train Seeding Uncle -RJ01141999-
Given the format of the RJ code, this specific work is most likely an . The title is a collection of specific "tags"