Majority of Nagasaki high schools have white-underwear-only rules, study finds - Japan Today

Schools in Japan have a reputation for being particularly picky about students’ appearances, and one of the clearest examples of how detailed dress codes can be is that some have rules in place saying that students must wear plain white underwear. This isn’t a regulation that all schools in Japan have,…

The Northeast Journal - After prohibiting white-only underwear policy, Japan now prohibits ponytail hairstyles. The schools in Japan have banned female students from tying a ponytail due to the exposure of nape

HOUSE STANDS BY CHILDREN - eVols

More high schools abolish old rules, provide freedom with underwear, hair and dating - Japan Today

Japan schools easing gender-based rules for uniforms - The Mainichi

Japan – Travel guide at Wikivoyage

Japan's rules requiring students to have straight black hair are being challenged in court. - The Washington Post

Teachers told: Color of kids' underwear none of your business

School Apologizes for Asking Pupils to Lift Their Shirts Up to Check Their Underwear

2022 Rewind: Japan's strict school rules restrict hair, underwear colors and dating - The Mainichi

Japanese public schools banned from checking color of students' underwear - Culture