Itoigawa Seaside Valley vs Koide Ski Area

Itoigawa Seaside Valley (Niigata Prefecture) and Koide Ski Area (Niigata Prefecture) head-to-head: stats, terrain, and 2026-27 pass coverage.

StatItoigawa Seaside ValleyKoide Ski Area
Vertical drop1,608 ft (490 m)423 ft (129 m)
Summit elevation2,408 ft846 ft
Base elevation801 ft423 ft
Lifts53
Runs157
Beginner terrain40%43%
Intermediate terrain33%43%
Expert terrain27%14%
Night skiing--

Itoigawa Seaside Valley has the bigger vertical (1,608 ft vs 423 ft); Itoigawa Seaside Valley has more runs (15 vs 7); Itoigawa Seaside Valley skews more expert (27% expert terrain).

Which pass covers them?

ResortPass coverage (2026-27)
Itoigawa Seaside ValleyNot on a major pass; lift tickets only
Koide Ski AreaNot on a major pass; lift tickets only

No single pass covers both, so skiing both means separate passes or lift tickets. Check your full resort list in the pass finder →

Stay near Itoigawa Seaside Valley

Lodging near the base fills up first during peak weeks. Search stays near Itoigawa Seaside Valley

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More detail: Itoigawa Seaside Valley stats · Koide Ski Area stats