Vocabulary consisting only from characters you are able to read
登校
とうこう
attendance (at school), going to schoolsuru
適当な
てきとう な
(1)suitable, proper, appropriate, adequate, fit, (2)noncommittal, vague, equivocal, unserious, irresponsible jlpt3
日の丸
ひのまる
(1)outline of the sun (esp. represented as a red circle)/ (2)(abbr) the Japanese flag/(P) leda1