GAJO Co.

GAJO Co., Ltd. (GAJO株式会社) is a Japanese media company and portfolio company of Z Venture Capital (ZVC1 fund). The company operates Nererun (ネレルン), a children's audio sleep app focused on helping young children fall asleep through scientifically crafted audio stories. The Nererun app provides audio-only (screen-free) bedtime stories narrated by professional voice actors, with new stories released weekly. The app supports background playback, auto-loop, and is available on both iOS and Android. GAJO's product targets parents seeking to reduce the stress of getting young children to sleep, positioning the service around child wellness and healthy sleep habits.