A notable bearer of the surname Hisakawa is Japanese voice actress and singer Aya Hisakawa (久川 綾). Some of her roles include Sailor Mercury in 'Sailor Moon', Skuld in 'Oh My Goddess!', and Yuri Tsukikage (a.k.a. Cure Moonlight) in 'HeartCatch Pretty Cure!'.Here's a link to Aya Hisakawa's Wikipedia page: https://en.wikipedia.org/wiki/Aya_Hisakawa.
Here's a link to Aya Hisakawa's Wikipedia page: https://en.wikipedia.org/wiki/Aya_Hisakawa.