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Race inJapan

runningIndependent / Non-series

Lake Saroma 100km Ultra Marathon

· Saroma, JapanUpcoming

Lake Saroma 100km Ultra Marathon, part of the Independent / Non-series, is a road-running race held in Saroma, Japan. The 2027 edition takes place on Sunday, 27 June 2027. Distances on offer include Marathon and Ultra.

Lake Saroma 100km Ultra Marathon: running race at Saroma, Japan

Who it's for

A solid challenge for committed running athletes.

DifficultyIntermediate
PrestigeRegional
Entry levelSome experience helps

Good fit if you…

  • have done a few events and want a real challenge
  • want a choice of distances

Maybe not if you…

  • want a big marquee event: this is a smaller, local-scale race

What should you know about Lake Saroma 100km Ultra Marathon?

Date
Sunday, 27 June 2027
Format
Marathon · Ultra

Need to know

When is Lake Saroma 100km Ultra Marathon 2027?

Lake Saroma 100km Ultra Marathon takes place on Sunday, 27 June 2027. Dates can move year to year, so confirm the exact day on the official race page before you book travel.

How do you register for Lake Saroma 100km Ultra Marathon?

Where does Lake Saroma 100km Ultra Marathon take place?

Saroma, Japan

Part of series
Independent / Non-series

FAQs

What do athletes ask about Lake Saroma 100km Ultra Marathon?

Where is Lake Saroma 100km Ultra Marathon held?

Lake Saroma 100km Ultra Marathon is held in Saroma, Japan. The race page has the venue location and a map, and links straight through to the official site for the precise start area.

What distances can you race at Lake Saroma 100km Ultra Marathon?

Lake Saroma 100km Ultra Marathon offers Marathon and Ultra. Pick your distance and enter on the official site. Each format usually has its own start wave and cut-offs.

How hard is Lake Saroma 100km Ultra Marathon?

Lake Saroma 100km Ultra Marathon is rated serious (3/5) for difficulty on FindMyNextRace, based on its distance, terrain, and the level of the field. Use that as a guide and match it to your current fitness before you commit.

What is the terrain like at Lake Saroma 100km Ultra Marathon?

Lake Saroma 100km Ultra Marathon is held on road terrain. Terrain shapes your pacing, kit, and shoe choice, so factor it into your prep. The official course page has the detailed route.

How should I train for Lake Saroma 100km Ultra Marathon?

Training for Lake Saroma 100km Ultra Marathon depends on your target distance and current fitness. Most athletes follow a structured block of 12–20 weeks for a Marathon effort. Build a plan tailored to your race date and level with AI Training Plan (https://aitrainingplan.app).

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