Shikoku Basin
related: Izu-Bonin Arc
related: Philippine Sea
broader: Northwest Pacific
preferred label: حوضه شیکوکو @fa
type: Concept

Philippine Sea
preferred label: دریای فیلیپین @fa
type: Concept
related: Shikoku Basin

Northwest Pacific
preferred label: آرام شمال غربی @fa
type: Concept
narrower: Shikoku Basin

Izu-Bonin Arc
preferred label: قوس ایزو-بونین @fa
type: Concept
related: Shikoku Basin