保健 ほけん しつ登校 とうこうじゃありませんでした
hoken shitsuto ukōja arimasendeshita

Noun
Desu Copula

The polite, past negative form of 保健室登校

1. Was not going to the health room.; Did not go to the health room.

Past/Perfective
Negative
Polite
Terminal Form