Bike

Miura Peninsular - Google Map of rides around Miura Peninsula, showing "aid stations" (often at convenience stores) with pumps and basic repair kits. Souyo Camp is a small shop and cafe at the southern end of the peninsula which sells inner tubes and puncture repair kits.

ROUTES

Rolling Japan - English-language website with cycling routes all over Japan. Each route links to Tabi-rin (Japanese) which has links to bikemap.net (worldwide, English).  KML files can be downloaded, but if you prefer GPX, you can click on the "Open in Bikemap Web" button, where you can download the GPX for each route.

Wabisabi Cycling - a good resource for planning places to ride in Japan

Chiririn - Japanese-language website with cycle routes all over Japan; unfortunately there are no GPX files, but it is a good resource for finding new routes.

Japan Eco Track - downloadable cycle route maps for various regions of Japan (both English and Japanese), together with sightseeing information, etc.

Tabi-rin - the Japanese Tabi-rin website is a good resource for discovering interesting places to ride. You can download KML files for your Wahoo or Garmin head unit. There is also a Tabi-rin International with just a few courses.

Shimanami Kaido - iconic ride across bridges linking Shikoku with Honshu [maps here] [Hotel Cycle]

Setouchi Velo - a large and expanding resource for cyclists covering the prefectures around the Shimanami Kaido. There are many routes with marked cycling-related facitlites (repair shops, bicycle-friendly hotels, etc), along with GPX files and Strava routes.

UFO Line (Chōdō Kamega-mori Line) - stunning 27 km road in the mountains south of the Shimanami Kaido (Keren has details)

Bike Tour Japan Blog - BTJ is a commercial cycle tour guide company, but they have an excellent blog about cycle riding in Japan.

FOOD & ACCOMMODATION

Cafes - cycle cafes and bike-friendly coffee shops

GS Astuto Riders House & Cafe - owner Tim Smith has a great deal for TnT members who want to stay one or more nights at their cycling house in Kiriyu, Gumma. 

Hotels -  a list of hotels which are welcoming to cyclists and offer safe indoor storage of bikes

Bike packer hostels in Japan - Google map showing hostels and cheap accommodation for cycle touring in Japan

INDOOR

Indoor cycling studio - Kickr bikes for rental in a Shibakoen table tennis gym; there is info on other indoor cycling faclities here.

CLUBS

Tokyo Cycling Club - organises rides through their forum

Half Fast Cycling - Facebook group for organising rides and discussing cycling in Japan

OTHER

Everesting Hall of Frame - fancy a challenge? "Everesting" means cycling (or running) the height of Everest in one activity.

HILL CLIMBS

Mt. Fuji Hill Climb - classic race up Mt. Fuji held early June; several thousand competitors climb 1255 m over 24 km

Hakone Hill Climb - an excellent and challenging hill climb starting in Odawara. The race follows the Hakone Turnpike for 13.4 km  and climbs 1000 metres

Yatsu-ga-dake hill climb (Tour de Yatsu-ga-dake (ツール・ド・八ヶ岳)  April 13, 2025 - another epic hill climb with 1300 m of climbing over 25 km

Norikura Hill Climb - up the highest paved road in Japan (2720 metres) - August 31, 2025

ROAD RACES

Niseko Classic (June 12-15, 2025) - 70  & 140 km road races and time trial, all in age groups. 

Tour de Nikko (early Sept) - hasn't been  held for several years

Tour de Okinawa (Nov 8-9, 2025) - various road races,  including 210 km citiizen race. Reported to be the best amateur road race in Japan. Video here.

GRAVEL, MTB, CYCLOCROSS

Off-Road Cycling: TnT now has a page dedicated to everything off-road, including off-road triathlon, MTB, gravel, cyclocross, and gran fondo

USED (continued)

Biciamore - used cycles and parts; they have a well-organised online store with road bikes, parts, and clothing. They divide used road bikes into large sizes and small sizes. There are also physical stores all over Japan, including in Tokyo (Minami Azabu, Kanda)  and Yokohama.

Cycle Paradise (サイクルパラダイス) - used cycle store; has a warehouse in Edogawa, Tokyo and a Yahoo online store

Road Bike Kawmann - used road bike store in Fujisawa

Tokyo Cycling Club - has a "Classifieds" section on their forum

CYCLING (Japan) - Sell, Buy, Swap - Facebook group for people wanting to do just that; you need to apply for membership)

Valley Bikes - Japanese site for used bikes (in Japanese)

Crown Gears - new and used bikes and components; their shop is in Shibuya, and they have a good online store. The menu categories are easy to use, and the best of all there is a choice of new or used for each category. The site is in Japanese, but it has an English button for machine translation of the whole website. 

NEW (Continued)

Japan

Blu Lug - Specialists in bikes, components, gear for gravel, touring, single-speed, etc, with lots of weird and wonderful imported kit

International

Quintana Roo - specialists in triathlon bikes; members get 20% discount (details in TnT Members' Forum)

Sonder Bikes - UK bicycle manufacturer and retailer; their titanium bikes are some of the most reasonably priced on the market

Evans Cycles - cycle store with over 100-year history; does delivery to Japan

Merlin - another UK online retailer which often has heavily discounted items, including Shimano parts

Rose - online cycle retailer in Germany with an excellent range of gear; ships to Japan

Bike 24 - another Germany retailer with excellent stock

AERO GEAR

Flo Wheels - deep section carbon wheels at competitive prices

NoPinz - aero trisuits, race number belts, and more

Rule28 - cutting edge aero kit

Wattshop - not cheap, but you'll definitely go faster

Quintana Roo V-PR Review - Slowtwitch  review of QR's new tri bike, the V-PR; includes detailed information about bike fit

Helmet ratings - independent helmet ratings from Virginia Tech. Lazer helmets are rated most highly. MIPS technology works!

Switch Aero System - quick release clip-on aero bars for road bikes; they let you easily attach and remove the aero bars 

Di2 Guides - this website is dedicated to helping you get the best out of Di2 gear systems.

Roadbike Channel - YouTube channel showing "dream builds" of pro bikes, including Kristen Blumenfelt's Cadex sub-7  bike.

RENTAL

GS Astuto - Tim Smith supplies wheels, frames, bike rentals , and more.  Astuto Shuku is a rider's house in Gumma which has simple accommodation for cyclists. More information here.

CycleTrip BASE Akihabara - bike rental, including some high-end road bikes

Road Bike Rental Japan - English-language company based in Osaka and Kyoto, but able to delivery nationally 

Grove Kamakura - cycle store near Kamakura station which has reasonably priced rental of Specialized and Cannondale road and mountain bikes

Zwift Bike Rental Store - you can rent a smart bike at this facility in Shiba-koen for just 1,500 yen per hour.

REPAIR

Alpha - cycle store in Higashi Kitazawa run by Taku Sekine who is fluent in English. Taku rents gear, including hard cases, and does repairs

Nalsima Friend Jingu (なるしまフレンド 神宮店) - this famous cycle store in Jingu-mae comes highly recommended for repairs. The owner, Fujino-san, was part of the JPN team at the Barcelona Olympics

Home Repairs - Park Tools has an excellent database of step-by-step instructions on how to fix your bike (including YouTube videos).

BIKE FITTING

Tokyo Physio - Bike fits are also available from our sponsors at Tokyo Physio whose approach combines human biomechanics and cycling biomechanics; 10% discount for TnT

Sun Merit - bike fit service in Yokohama; Makito Fushimo speaks English; informative Facebook page

S'fida - cycle store in Hasuda, Saitama Prefecture; one of only three stores in Japan using the Selle Italia ID Match bike fitting system. You can get a bike fit before ordering a bike, and the system will tell you which bike size to buy.

Bicycle Insurance - Keren explains the importance of bicycle accident in this forum post. Third party liability insurance is recommended for all TnT members.  It is now becoming mandatory in some places. Here is a detailed review (in Japanese) bicycle insurance in Japan; the top 10 are ranked.

Bicycle couriers - information on delivery services within Japan

Bikes on trains - bikes can be take on trains but must be packed in a "rinko bag". It is fine to use the type of rinko bag which just requires the front wheel to be removed. Ostrich do a wide range of bags. For the Tokaido Shinkansen, a reservation must be made for "oversized baggage" (1000 yen)

Flying with bikes - a summary of the rules for various airlines, bike cases, CO2 cartiridges, etc.

CALCULATORS

Tyre Pressure Calculators - many triathletes pump their tyres up too hard. Don't decide tyre pressure by the numbers on the sidewall of tyres (they are only maximum SAFE pressure, not optimum pressure). This GCN video explains more. Here is a selection of calculators: 

• SRAM Tire Pressure Guide - seems to be accurate and reliable 

• Vittoria Tire Pressure Calculator - lots of variables; includes a "triathlon" setting

• Silca Professional Pressure Calculator - a well-known calculator, but seems to give high pressure settings

• Wolf Tools Calculator (also available as an app) - includes the variable of "air temperature"  

CO2 Cartridge Inflator Chart - shows inflation pressures of various tyre sizes for 16g and 20g cartridges

Chain length calculator - shows the correct chain length for your bike set up

Gear Calculator - allows you to compare gear ratios for different chainrings, cassettes, and wheels/tyres

Cyclingapps.net - a range of apps for mobile devices and web based, including tyre pressure calculator

Inner Rim Width Chart - shows range of tyre widths suitable for different rim widths

AERODYNAMICS

Aerocoach - aerodynamic testing of riding positions, water bottles, etc.

The Win Tunnel - series of short videos by Specialized testing bikes and gear in their wind tunnel

BIKE GEOMETRY

Fit Calculator - dial in your measurements and get suggested frame dimensions

Bike Geometry - this app helps you compare the geometry of any bike with other bikes. You can search for old bikes, which means you can compare the geometry of your current bike with another you are planning to buy.

APPS

Merge Activities - combine Garmin GPX data from multiple sessions into one. For example, you can combine several days of a cycle tour and make one map of the route.