Category
Time
2 tools
World Time Zone Converter
TimeCompare the time across multiple cities at once. Slide to a meeting time and see when it lands in every other zone — DST is handled by your browser, no external lookups.
Japanese Era Converter (元号 ↔ Western)
TimeConvert between Western year and Japanese era (Meiji, Taisho, Showa, Heisei, Reiwa). Handles mid-year era transitions accurately — Heisei 1 begins 1989-01-08, Reiwa 1 begins 2019-05-01.