1. peace throughout the world

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

2. carefree, peaceful, relaxed

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