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Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Snow Cover Partial
  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • Ideal
  • Dry
  • Very Dry
Trail Flow (Ridden Direction)
Trailforks scans users ridelogs to determine the most popular direction each trail is ridden. A good flowing trail network will have most trails flowing in a single direction according to their intension.
The colour categories are based on what percentage of riders are riding a trail in its intended direction.
  • > 96%
  • > 90%
  • > 80%
  • > 70%
  • > 50%
  • < 50%
  • bi-directional trail
  • no data
Trail Last Ridden
Trailforks scans ridelogs to determine the last time a trail was ridden.
  • < 2 days
  • < 1 week
  • < 2 weeks
  • < 1 month
  • < 6 months
  • > 6 months
Trail Ridden Direction
The intended direction a trail should be ridden.
  • Downhill Only
  • Downhill Primary
  • Both Directions
  • Uphill Primary
  • Uphill Only
  • One Direction
Contribute Details
Colors indicate trail is missing specified detail.
  • Description
  • Photos
  • Description & Photos
  • Videos
Trail Popularity ?
Trailforks scans ridelogs to determine which trails are ridden the most in the last 9 months. Trails are compared with nearby trails in the same city region with a possible 25 colour shades. Think of this as a heatmap, more rides = more kinetic energy = warmer colors.
  • most popular
  • popular
  • less popular
  • not popular
ATV/ORV/OHV Filter
Max Vehicle Width
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US Cell Coverage
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cell carrier legend

Radar Time
x Activity Recordings
Trailforks users anonymized public ridelogs from the past 6 months.
  • mountain biking recent
  • mountain biking (>6 month)
  • hiking (1 year)
  • moto (1 year)
Activity Recordings
Trailforks users anonymized public skilogs from the past 12 months.
  • Downhill Ski
  • Backcountry Ski
  • Nordic Ski
  • Snowmobile
Winter Trails
Warning A routing network for winter maps does not exist. Selecting trails using the winter trails layer has been disabled.
x Missing Trails
Most Popular
Least Popular
Trails are colored based on popularity. The more popular a trail is, the more red. Less popular trails trend towards green.
Jump Magnitude Heatmap
Heatmap of where riders jump on trails. Zoom in to see individual jumps, click circles to view jump details.
Trails Deemphasized
Trails are shown in grey.
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      No description for Nagano has been added yet! Login or register to submit one.
      Activities Click to view
      Region Details
      • 1
      • 7
      • 5
      • 6

      Region Status
      Open as of May 6, 2023

      Stats

      Avg Trail Rating
      Trails (view details)
      22
      Trails Mountain Bike
      22
      Total Distance
      10 miles
      Total Descent
      8,533 ft
      Total Vertical
      2,442 ft
      Highest Trailhead
      5,865 ft
      Reports
      4
      Photos
      14
      Ridden Counter
      284
      Sub Regions

      Photos of Nagano Mountain Bike

      trail: Green
      194 |
      Feb 11, 2022 @ 2:33am
      Feb 11, 2022
      trail: Green
      221 |
      Nov 18, 2020 @ 6:00am
      Nov 18, 2020
      trail: Green
      147 |
      Nov 18, 2020 @ 6:00am
      Nov 18, 2020
      179 |
      Jun 2, 2019 @ 1:56pm
      Jun 2, 2019
      177 |
      Feb 27, 2019 @ 6:35am
      Feb 27, 2019
      175 |
      Feb 27, 2019 @ 6:31am
      Feb 27, 2019
      trail: Green
      336 |
      May 16, 2018 @ 5:48am
      May 16, 2018
      | 1 comments
      trail: Green
      332 |
      May 16, 2018 @ 5:39am
      May 16, 2018
      | 1 comments

      Videos of Nagano Mountain Bike

      youtuber JAPANS Biggest Bike Park! | I Crashed twice...
      13:50 | 46 | Dec 7, 2023 , Nagano
      youtuber JAPANS Biggest Bike Park! | I Crashed twice...
      13:50 | 65 | Dec 7, 2023 , Nagano
      youtuber JAPANS Biggest Bike Park! | I Crashed twice...
      trail: Blue
      13:50 | 48 | Dec 6, 2023 , Nagano
      youtuber JAPANS Biggest Bike Park! | I Crashed twice...
      trail: Blue
      13:50 | 39 | Dec 6, 2023 , Nagano
      youtuber JAPANS Biggest Bike Park! | I Crashed twice...
      trail: Zekki
      13:50 | 37 | Dec 6, 2023 , Nagano
      youtuber JAPANS Biggest Bike Park! | I Crashed twice...
      trail: Advanced
      13:50 | 67 | Nov 10, 2023 , Nagano
      youtuber JAPANS Biggest Bike Park! | I Crashed twice...
      trail: Green
      13:50 | 116 | Nov 10, 2023 , Nagano
      youtuber JAPANESE MTB PRO'S SHOW US THEIR FAVORITE TRAILS!

      19:44 | 426 | Oct 14, 2018

      Recent Trail Reports

      statustraildateconditioninfouser
      Green
      May 6, 2023 @ 1:51am
      May 6, 2023
      Dry Although incorrectly labelled the C Line,...RichB353

      Activity Feed

      usernameactiontypetitledate
      toddupdatetrailactivity #49449494 and 6 more
      Feb 23, 2024 @ 1:29pm
      Feb 23, 2024
      toddaddtrailactivity #49447838 and 2 more
      Feb 23, 2024 @ 7:58am
      Feb 23, 2024
      toddupdatetrailactivity #49447823 and 8 more
      Feb 23, 2024 @ 7:54am
      Feb 23, 2024
      Superjeepeewishlistregionactivity #49289134
      Feb 18, 2024 @ 6:22am
      Feb 18, 2024
      Johnnytheg1addtrailactivity #47757622 and 6 more
      Dec 30, 2023 @ 6:37am
      Dec 30, 2023

      Recent Comments

      usernametypetitlecommentdate
      statukotrailGreenIt's a great trail. Fun and fast! I would...
      Jun 9, 2016 @ 5:16am
      Jun 9, 2016

      • By brenthillier NSMBA TRAILFORKS & contributors
      • Admins: KABA
      • #7826 - 3,904 views

      Downloading of trail gps tracks in kml & gpx formats is enabled for Nagano.
      You must login to download files.