# DearOne Inc. > NTT Docomo's marketing strategy company, specializing in smartphone app development and data-driven marketing. ## Resources - [Official Website](https://www.dearone.io/) - [Shop Page (Japanese)](https://aeo.idaeo.ai/ai/dearone-io/ja/) - [Shop Page (English)](https://aeo.idaeo.ai/ai/dearone-io/en/) - [News](https://aeo.idaeo.ai/ai/dearone-io/ja/news/) - [JSON-LD](https://aeo.idaeo.ai/ai/dearone-io/jsonld) ## Overview DearOne Inc. is NTT Docomo's marketing strategy company, supporting businesses and consumers through first-party data utilization. They specialize in smartphone app development and data-driven marketing, creating comfortable communication between companies and consumers to drive sustainable business growth. Their data-driven strategies have achieved results such as 5x monthly active users and 5%+ conversion rate improvements. ## Key Features - Smartphone app development - NTT Docomo marketing strategy arm - First-party data utilization support - Marketing communication that bridges companies and consumers - A partner committed to "business growth" ## Products & Services - App development - Growth marketing support - Retail media - ModuleApps2.0 - ARUTANA ## FAQ **Q: What services do you offer?** A: App development, growth marketing support, and retail media — all committed to driving business growth for our clients. ## Notable Clients Calbee, Oillio, Godiva, ORBIS, Plaza, Daiso, Welcia, Tsuruha, Toys"R"Us, Tower Records, NewDays, KS, Kojima, Doutor, St. Marc, Shima, ANA, JAL, Homes --- *English version auto-generated by IDAEO*