2018 Fukuoka International Women's Cup

The 2018 Fukuoka International Women's Cup was a professional tennis tournament played on outdoor carpet courts. It was the eighteenth edition of the tournament and was part of the 2018 ITF Women's Circuit. It took place in Fukuoka, Japan, on 7–13 May 2018.

Seeds

 * 1 Rankings as of 30 April 2018.

Other entrants
The following players received a wildcard into the singles main draw:
 * 🇯🇵 Misa Eguchi
 * 🇯🇵 Yuki Naito
 * 🇯🇵 Naho Sato
 * 🇯🇵 Mei Yamaguchi

The following players received entry from the qualifying draw:
 * 🇯🇵 Rika Fujiwara
 * 🇯🇵 Mina Miyahara
 * 🇬🇧 Tara Moore
 * 🇦🇺 Olivia Tjandramulia

The following player received entry as a lucky loser:
 * 🇯🇵 Nagi Hanatani
 * 🇯🇵 Erina Hayashi
 * 🇯🇵 Aiko Yoshitomi

Singles

 * 🇬🇧 Katie Boulter def. 🇷🇺 Ksenia Lykina, 5–7, 6–4, 6–2

Doubles

 * 🇬🇧 Naomi Broady / 🇺🇸 Asia Muhammad def. 🇬🇧 Tara Moore / Amra Sadiković, 6–2, 6–0