PROBLEM TO BE SOLVED: To provide crystal of shinorine which is less likely to absorb moisture under high humidity and has high storage stability.SOLUTION: There are provided shinorine hydrated crystal and a shinorine hydrated crystal-containing composition and a production method and an application of them.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2018,JPO&INPIT【課題】本発明が解決しようとする課題は、高湿下でも吸湿し難く、保存安定性の高いシノリンの結晶を提供することである。【解決手段】シノリン含水結晶及びシノリン含水結晶含有組成物並びにそれらの製造方法及び用途を提供する。【選択図】図1