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

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

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

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