Rin Yuuki

not to be confused with Rin of Summer Radish Vacation 2 or Rin Sekihata of PureMail

Rin Yuuki (結城 倫 Yuuki Rin) is a heroine of Milkyway, as well as a protagonist of Milkyway 1.8 and a side character of Milkyway 2 and Ichigo-da.

Background
Rin was a childhood friend of Kenji and the older sister of Ran.

Hobbies
Rin has made money creating doujinshi. She also enjoys making cosplays and is quite adept at measuring the "3 sizes".

Milkyway
Rin could be considered "the power behind the throne" of Milkyway, deciding everything, including the management policy, at her convenience.

Milkyway 2
Rin is seen to have married Kenji, with whom she has a daughter, Kira.

Trivia

 * Rin speaks with a Kansai dialect, which she later passed on to her daughter.