Meaning in the sources
Source-reportedMeaning: “branch” + “to fold”
From the 連用形 (ren'yōkei, “stem or continuative form”) of 枝(し)折(お)る (shioru): 枝(し) (shi, “branch”) + 折(お)る (oru, “to fold”).
Sources for this account (2)
- Wiktionary: 栞CC-BY-SA-4.0 · retrieved 2026-10-15
- JMnedict entry 5726213CC-BY-SA-4.0 · rev. 2026-10-15 · retrieved 2026-10-15

