noun which may take the genitive case particle 'no', adverb
by the rules; according to the regulations
Used when something is done exactly as prescribed by rules, regulations, or established procedures.
Please proceed with the procedure according to the rules.
He was punished by the rules.
Standard kanji spelling.
Common mixed kanji-kana spelling.
Compound of 規則 (rule) + 通り (as, in accordance with).