しゅ
shu

Noun

1. vermillion (colour); cinnabar; red orange

Noun

2. vermillion (pigment)

しゅ まじわれば あかくなる。
shuni majiwareba akakunaru.
He who touches pitch shall be defiled therewith.
Noun

3. cinnabar ink stick

Related to 朱墨
Noun

4. correction written in red ink