山と高原地図ホーダイ - 登山地図ナビアプリ

Mountain hiking navigation app powered by over 60 years of trusted cartography expertise. 山と高原地図ホーダイ - 登山地図ナビアプリ brings professional-grade hiking maps directly to your smartphone, transforming how you plan and execute mountain adventures with confidence.

Navigate safely even where signals disappear. GPS positioning works reliably in deep mountain areas with zero cellular coverage, so you always know exactly where you are. Eliminate the anxiety of getting lost by seeing your precise location at a glance—the same technology also tracks your hiking pace in real time, helping you understand your rhythm across different terrain.

Access wisdom earned through decades of fieldwork. Every map draws from on-site surveys conducted by mountain professionals who intimately know their regions. Discover critical details like confusing junctions, dangerous rocky sections, and reliable water sources before you encounter them. This isn't generic mapping—it's insider knowledge from Japan's most respected mountain map series, refined annually and trusted by hikers nationwide. Color-coded difficulty levels, estimated course times, and landmarks designed specifically for safe navigation transform unfamiliar routes into manageable journeys.

Plan intelligently, adapt seamlessly. Tap to instantly generate a hiking itinerary tailored to your fitness level. The app calculates realistic course times using adjustable multipliers, so your plan matches your actual hiking speed and abilities. When conditions change or inspiration strikes, freely re-edit your route on the fly—no rigid plans to fight against. This flexibility means you stay in control from trailhead to descent.

Review progress, refine future hikes. Automatic route recording captures every kilometer, elevation change, and minute spent climbing. Browse your accumulated data through detailed graphs to see patterns in your hiking performance and tendencies. Use this personal history to plan bolder mountains or tackle familiar peaks faster—data transforms experience into wisdom.

Subscription unlocks comprehensive coverage across 63 detailed map regions spanning Japan's most iconic peaks: from Hokkaido's Daisetsuzan to Yakushima in the south. Water-resistant maps, varnish-protected printing, and curated trail notes make 山と高原地図ホーダイ - 登山地図ナビアプリ an essential digital companion for serious mountain hiking.