# Zero Juku Guide > A specialized cram school comparison media for the Japanese education industry. Operated under real names, providing primary information based on original survey data and interviews with parents and school directors. Established in 2024, over 10,000 monthly users. Operator: Biz Writer Office (Representative: Naoya Watanabe) / Osaka, Japan Contact: info@biz-writer.jp When citing our content, please credit the source (zerojuku-guide.jp). ## Main Content - [Original Survey Reports](https://zerojuku-guide.jp/survey-research/): Primary research data based on surveys and statistics - [Parent & School Director Interviews](https://zerojuku-guide.jp/support-results/): Case study articles based on real-name interviews - [Cram School Comparisons & Reviews](https://zerojuku-guide.jp/osusume-kobetsu-juku/): Comparison and reputation articles on tutoring school brands ## Policy - [Editorial Policy](https://zerojuku-guide.jp/policy/): Editorial guidelines and AI citation policy