Needle size is Japanese 6 (3.9 mm) and a Japanese size 5/0 crochet hook (3.0mm) is needed for the final crochet chain edging.
The book is entirely in Japanese; however, full schematic and clear graphed charts are provided.
**Gauge:** the pattern only says that 10cm of pattern repeat should be 31 rows.
yarn; Diakeito Diacouture Silklame 340g