Shinobi Train: Ninja Rikune and the Pleasure-Falling Train v1.0 by neruhituzi - Adult Sex Game

Overview:
In a modern age where ninjas battle demons, the incredible ninja Rikune Kujo is subjected to erotic acts after boarding a train for one of her missions!
This game depicts the heroine Rikune's descent into pleasure! The focus is lewd acts with other people, but many of the scenarios include additional elements, such as invisible tentacles, parasitic demons, and lewd crests.
Shinobi Train is a direct sequel to Shinobi Gear.​