House of Koa Collective

Exploring What Adventure and Harmony Mean.

About House of Koa

House of Koa is Supernova Land’s flagship content brand, exploring what adventure and harmony mean to people from all walks of life, encompassing real estate, homeware, art, and furniture—and is designed for those who understand that adventure transcends location and harmony is everywhere in our daily lives.

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Stories From Our Journal


Ryūhyō — Hokkaido’ Drift Ice

Beyond the shores of Hokkaido, Japan’s northernmost island stretching up to Russia’s Sakalin Island, an awe-inspiring transformation is taking place — one an untrained eye would have thought reserved only for the likes of mystical epics.

Rishiri Island — Skiing in Lands Unknown

Situated some 20 km west of Hokkaido sits the small, disk-like island of Rishiri. Small and compact it may be, covering some 180 sq/km, yet this mighty little island packs a punch, for standing tall and fierce in the rotund island’s icy centre is Mount Rishiri.