Hoshikawa Ririka

 (星川りりか), also known as Sugimoto Rima (杉本莉真), is a former seventh-generation member of Seifuku Koujo Iinkai, and it's sub-units, Kotobuki Tai, 4-Nin 1-Kumi and Hellow. She joined in 2000, and remained a member until Seifuku Koujo Iinkai's original dissolution in 2006. Afterwards, she remained a part of SKi Family until around 2008. In the early 2010s, she had a brief modelling career under the name, Sugimoto Rima.

A newsletter published by Seifuku Koujo Iinkai in 2020 revealed that she has since married and is the mother of one child.

Profile

 * Name: Hoshikawa Ririka (星川りりか)
 * Birthday:
 * Zodiac:
 * Height:
 * Bloodtype:
 * Seifuku Koujo Iinkai Generation: 7

Singles

 * [2005.05.01] Riso to Genjitsu (PANTA & Nakagawa Goro with SKi)
 * [2006.06.20] For a Life (PANTA & Nakagawa Goro with SKi)

Albums

 * [2001.02.01] Dai San No Me
 * [2001.04.01] SKi Unit-4
 * [2002.01.01] MY GENERATION
 * [2002.10.01] Ballerina
 * [2003.08.01] Sekai Jiyuu America
 * [2004.02.01] Kawattenai Wakattenai
 * [2005.02.01] Maa Maa
 * [2005.05.01] Nihon wo Genki ni Shita Uta
 * [2005.11.01] Duet
 * [2006.07.25] Sonohi ga Kuru Made
 * [2006.12.01] Ikiru Tame Ni
 * [2007.02.01] Oshogatsu
 * [2007.12.01] GAME

Albums

 * 1) [2004.04.01] Dosakusa Bunmei Sutakora Bunka