自然的、正当的、恰当的、公正的、合理的、合适的、应得的

1. natural, right, proper, just, reasonable, appropriate, deserved

nouns which may take the genitive case particle 'no' adjectival nouns or quasi-adjectives (keiyodoshi)

自然地，理所当然地，理所应当地，当然地

2. naturally, as a matter of course, rightly, deservedly, justly, of course

adverb (fukushi)