Interspace Co., Ltd. provides internet advertising and media services in Japan, Indonesia, Thailand, Vietnam, Singapore, and Malaysia. Its offerings include ACCESSTRADE, an affiliate platform; MobileWindow, a digital transformation solution for store operators; SiteLead, a SaaS that uses heatmap analysis and popup functions to improve websites; and FANIPRO, an advertising matching platform for influencers. The company also operates mamastadium, an information website for moms; Yoga Journal Online, a yoga and beauty online news media; Juku-Sil, a cram school search site; 4MEEE and 4yuuu, lifestyle media outlets; 4MOON, a health record app for all women; Job Change Dispatch Search, a job change and dispatch media; Prolia, a review-based decision-support content service; Prolia Programming, a review site for programming schools; and Proria English Conversation, a media for English learners. Incorporated in 1999, it is headquartered in Tokyo, Japan.