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, 170g - natural (生成り)
• color B, 20g - light beige (薄ベージュ)
• color C, 20g - hydrangea (甘茶)
• color D, 5g - red (赤)
• color E, 15g - heathered red (霜降り赤)
• color F, 5g - pink (ピンク)
• color G, 5g - orange (オレンジ)
• color H, 5g - yellow (黄)
• color I, 5g - light green (薄緑)
• color J, 5g - yellow-green (黄緑)
• color K, 5g - green (緑)
• color L, 5g - brown (茶)
• color M, 10g - purple (紫)
• color N, 5g - light pink (薄ピンク)
• color O, 5g - light purple (薄紫)
• color P, 5g - light blue (水色)

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

Calls for Japanese size 2 & 4 knitting needles (2.7 & 3.3mm).