SENPAI

SENPAI (referred to on DLsite as SENPAI (Senior)) is the sixth UMEMARO 3D mini-movie collection, released on December 17, 2005.

Cast

 * Ayane Tendo [first appearance]
 * Manami Kinoshita [first appearance]
 * Shinnosuke Nakata [first appearance]

Summary
"It had happened in a school..... One day, a girl student told her love to a senior male student... She expected that he could say he also wanted to go out with her, but....."

Synopsis
''A line-by-line translation, with timestamps, is available here.

At the beginning of the video, Tendo approaches Shinnosuke, asking him to hang out with her. When he agrees, Manami reveals herself, and the title card flashes. When the video returns, Tendo and Manami bring him to a classroom, and they proceed to engage in a threesome, until all three of them pass out. At the end of the video, Tendo and Manami thank him for the experience, and they mention wanting to have sex with someone named "Kamiya-senpai" next. The two of them walk away as Tendo teases Manami about her sex drive, leaving Shinnosuke slightly confused.

Re-releases
SENPAI was released on CD on December 23, 2005, and later received a multiplatform digital re-release via HBOX on May 9, 2014.

Trivia

 * SENPAI is the first release to introduce more than one female character.
 * SENPAI is the only title to refer to the male character, and the first to not refer to the female characters in any way.
 * Uniquely, SENPAI's title is the only UMEMARO 3D release to be written in rōmanji instead of kanji.
 * SENPAI is the first release to feature a character that does not return in the OMEGA duology.
 * SENPAI began a more-or-less yearly release schedule, with every release being in a different calendar year until 2010, which featured Game of Lascivity OMEGA and Dr. Sugimoto's Lecherous Treatment, though there was no release in 2011 as a result.