noun
lunchmate syndrome
A psychological phenomenon where a person feels anxious or embarrassed about eating alone in public, especially in school or workplace settings. Often discussed in the context of social anxiety and peer pressure.
ランチメイト症候群のため、彼女はいつもトイレで昼食をとっている。
Because of lunchmate syndrome, she always eats lunch in the restroom.
ランチメイト症候群は、特に思春期の若者に多く見られる。
Lunchmate syndrome is seen especially often among adolescents.
Social anxiety disorder, a broader clinical condition that may include fears like those in lunchmate syndrome.
Wasei-eigo (Japanese-made English) combining 'lunchmate' and '症候群' (syndrome). The term likely emerged in Japanese media or psychological discourse to describe this specific social anxiety.