My marathons

ANA洞爺湖マラソン

The organiser has not published a date. Toyako
Lake Tōya
Lake Tōya. Photograph by 663highland, CC BY 2.5 via Wikimedia Commons

The course

The marathon starts in front of Wakasaimo Honpo on the town road, turns in the Tsukiura district on National Route 230 and finishes behind Wakasaimo Honpo on the lakeside promenade.

The course in short 2 lines
  • Along the Lake Toya shore to Tsukiura and backStart and finish at Wakasaimo Honpo on the lakeshore, with the turn in Tsukiura.
  • A mid-May race with a 9:00 AM startThe 2026 marathon started at 9:00 AM on 17 May; rain or shine.
Course notes 2 short reads on the course
Whole courseGeometryAlong the Lake Toya shore to Tsukiura and backStart and finish at Wakasaimo Honpo on the lakeshore, with the turn in Tsukiura.

The organiser gives the course as the Lake Toya shore marathon course of 42.195 km, and the main venue as the lakeside promenade plaza. Race reports quoted on the organiser’s page mention cherry and plum blossom beside the lake, forest sections and student volunteers at the aid stations.

Sourced

Whole courseConditionsA mid-May race with a 9:00 AM startThe 2026 marathon started at 9:00 AM on 17 May; rain or shine.

Number cards and timing chips were sent out ahead of the race, runners were placed in start blocks by declared finish time, and finishers of the full marathon received a medal. Entry in 2026 went through RUNNET from 1 February to 8 March, with an earlier window for entrants who donate through the hometown-tax scheme. The organiser also ran paid buses from Sapporo and New Chitose Airport, about 2.5 hours to the venue.

Sourced

Race fuel

Energy gel
An energy gel sachet
Illustration · drag to turn

5 gels for Toyako, plus 1 spare

Finish

One every 40 minutes, by the clock:

  1. km 7mile 4.4
  2. km 14.1mile 8.7
  3. km 21.1mile 13.1
  4. km 28.1mile 17.5
  5. km 35.2mile 21.8

Our pick: SiS BETA Fuel gel, box of 6, strawberry and lime. 40 g of carbohydrate a gel, about twice a usual gel, from two kinds of sugar your body takes up side by side.

Easy to forget on race morning: pack them with your bib the night before.

Get it on Amazon

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In Canada the button opens GU Energy Gel, Salted Caramel, 24-pack, the best seller there.

Outside the Netherlands, Belgium, Germany, Austria and Switzerland, the UK and Ireland, Spain and Portugal, Italy, the rest of the EU and Canada the button opens GU Energy Gel, Chocolate Outrage, 24-pack on Amazon.com, the best seller there.

Anti-chafe
Compeed Anti-blister stick
Photo: Compeed

Compeed

Compeed anti-blister stick, 8 ml

Best selling on Amazon amazon.nl, read 2 Nov

An invisible layer before the start keeps seams, straps and shoes from rubbing skin raw.

Put it on before you leave for the start: heels and toes, inner thighs, under a bra or heart-rate strap.

Try it on a long run first, like everything you use on race day.

Get it on Amazon

We earn a small fee if you buy through these links. The price is the same.

Number belt
A race number belt
Illustration · drag to turn

Compressport Race Belt

Holds your bib without safety pins through your top, with loops for up to 8 gels.

Clip the bib on the night before, so it goes on with your shorts in the morning.

Keep the number on the front, where officials and photographers can see it.

Get it on Amazon

We earn a small fee if you buy through these links. The price is the same.

Electrolytes
A tube of electrolyte tablets
Illustration · drag to turn

SiS Hydro electrolyte tablets, tube of 20

One tablet in a bottle puts back some of the salt you sweat out.

One tablet in 500 ml of water in the hour before the start.

Only if you have used them in training: nothing new on race day.

Get it on Amazon

We earn a small fee if you buy through these links. The price is the same.

Blister plasters
Compeed Blister plasters, medium, 6
Photo: Compeed

Compeed

Compeed blister plasters, medium, 6

Best selling on Amazon amazon.nl, read 2 Nov

One in a pocket cushions a blister if one starts.

Put it on clean, dry skin and leave it until it comes off by itself.

Give a couple to whoever comes to cheer, so they are there at the km you need them.

Get it on Amazon

We earn a small fee if you buy through these links. The price is the same.
distance
42.2 km26.2 mi

Trip

Getting a place

Entry through the organiser

Entry details on the organiser’s site →

The organiser, a third party. We take no entries and have no part in the race.

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