• 黑(black; dark color (depicting a face blackened by smoke and fire))

A face covered by smoke and fire symbolizes the dark black color.

• 木(wood; tree)
• 反(flip over; reverse; return)

A wooden board is made by splitting the tree trunk upside down.

• 黑(black; dark color (depicting a face blackened by smoke and fire))

A face covered by smoke and fire symbolizes the dark black color.

• 木(wood; tree)
• 反(flip over; reverse; return)

A wooden board is made by splitting the tree trunk upside down.