No specific yarn brand is suggested - the pattern only says to use fingering weight Shetland wool. The amounts listed per color are as follows:

• color A, 65g - “natural” black (ナチュラル・黒)
• color B, 30g - “natural” gray (ナチュラル・グレー)
• color C, 40g - brown (茶)
• color D, 25g - hydrangea (甘茶)
• color E, 20g - light beige (薄ベージュ)
• color F, 15g - “natural” beige (ナチュラル・ベージュ)
• color G, 45g - natural (生成り)
• color H, 35g - light pink (薄ピンク)
• color I, 5g - light blue (薄ブルー)
• color J, 5g - light purple (薄紫)
• color K, 5g - light green (薄緑)
• color L, 5g - light yellow (薄黄)

Note that the colors marked “natural” are ones that the author has marked as not using any dyes. See pp.48-50 for a list of colors used.

Yardage listed above is an estimate based on typical fingering-weight wool.

Calls for Japanese size 2 & 3 knitting needles (2.7 & 3.0mm).