| 2025 | Himeno Sakatsume | 4-6 6-7 | Saki Imamura / Sohyun Park |
| 2024 | Momoko Kobori | 6-7 2-6 | Anri Nagata / Ikumi Yamazaki |
| 2023 | Sofya Lansere | 0-6 1-6 | Aoi Ito / Chia Yi Tsao |
| 2022 | Miyu Kato | 6-4 2-6 6-2 | En Shuo Liang / Fang-Hsien Wu |
| 2020 | Fang Ying Xun | 3-6 6-3 7-6(6) | |
| 2019 | Ya Hsuan Lee | 6-3 6-4 | |
| 2018 | Himeno Sakatsume | 3-6 6-3 6-1 | |
| 2017 | Katy Dunne | 6-2 7-6(2) | |
| 2016 | Miki Miyamura | 6-1 6-4 | |
| 2015 | Sachie Ishizu | 3-6 6-1 6-1 | |
| 2014 | Nudnida Luangnam | 7-6(7) 3-6 6-4 | Makoto Ninomiya / Kyoka Okamura |
| 2013 | Hiroko Kuwata | 6-1 6-2 | |
| 2012 | Nao Hibino | 6-4 2-6 6-2 | |
| 2011 | Kazusa Ito | 6-3 3-6 6-4 | |
| 2010 | Makiho Kozawa | 7-5 6-2 | |
| 2009 | Nungnadda Wannasuk | 1-6 6-3 6-4 | |
| 2008 | Ayaka Maekawa | 7-5 6-4 | |
| 2007 | Ayumi Oka | 6-1 4-6 6-3 | |
| 2006 | Tomoyo Takagishi | 6-1 6-4 | |
| 2005 | Beti Sekulovski | 6-2 3-0 | |
| 2004 | Haruka Inoue | 6-4 6-1 | |
| 2001 | Samantha Stosur | 6-1 7-5 | |
| 2000 | Kyung Mi Chang | 6-2 5-7 6-2 | |
| 1995 | Jane Chi | 4-6 6-2 7-5 | |
| 1993 | Lisa Mcshea | 6-3 6-2 | |
| 1992 | Masako Yanagi | 6-2 6-4 | |
| 1991 | Fang Li | 7-6(3) 6-4 | |
| 1990 | Kristine Kunce | 6-7(2) 6-3 6-3 | |
| 1989 | Emiko Sakaguchi | 6-3 6-1 | |
| 1988 | Kimiko Date | 7-5 4-6 6-4 | |