- CARTA ZERO Inc.
- Zucks is a smartphone advertising platform operated by CARTA ZERO Inc. (part of the CARTA HOLDINGS group). Since launching its business in 2011, Zucks has leveraged its proprietary ad-delivery technology to balance effective promotion for advertisers with revenue maximization for media partners. Through "Zucks ADNW/DSP," which supports diverse pricing models such as CPC, CPI, and CPA with a focus on video advertising, and the performance-based "Zucks Affiliate," Zucks provides end-to-end support for app marketing in Japan and abroad—from building awareness to driving installs.

