Both English and Japanese versions are fully charted using standard knitting and/or crochet symbols. Japanese version available here.

Tools/Materials:

• Japanese size 4/0 crochet hook (2.5mm)
• 290g (1015m) color 01
• 10g (35m) color 03
• 10g (35m) color 05
• 15g (52.5m) color 06
• 5 snaps (10mm)
• elastic (8mm wide, 60cm long)

Note: pattern lists yardage for the coveralls and the beanie together, not separately.

See here for matching beanie pattern.