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Status updated: June 18, 2026

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Saitama

Full Marathon

The 28th Sports Mate Run Sai-ko Marathon

第28回スポーツメイトラン彩湖マラソン

Date

January 17, 2026

Location

Saitama

Venue

彩湖道満グリーンパーク多目的広場

Distance

Full Marathon

Event	Entry Fee	Time Limit	Capacity
Full Marathon	¥5,000	5h	—
30km	¥4,500	5h	—
Half Marathon	¥4,000	3h	—
10km	¥3,500	—	—
Family (Parent & Child)	—	—	500 runners

Finish Rate

—

Last updatedJune 18, 2026·14 days agoOfficial site checkedJune 18, 2026

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AI summary

COURSE

Course profile

Flat (PB-friendly)A flat, easy-to-run course (5 km loop around Sai Lake)

Cutoffs & time limit

Full Marathon: 5 hours 30 minutes; 30 km: 5 hours; Half Marathon: 3 hours; 10 km, 5 km, Parent-Child, and 20 km Relay: No time limit

Finisher rewards

Participation prizes will be awarded; finishers will receive a certificate (with their time printed on it, issued on the day of the event); and prizes will be awarded to the top three finishers in each event.

Changing & baggage

Baggage Storage: Blue tarps provided (500 yen for valuables only); plastic bags distributed in case of rain

Summary for guidance. Always confirm details on the official site. Last verified: June 22, 2026

AI summary

RELAY

Team format & legs

The 20-km relay consists of teams of 2 to 4 runners, who pass the baton to complete a total of four laps of a 5-km circuit. The running order and number of laps are up to the team.

Team composition rules

Teams of 2 to 4 people. No age or gender restrictions (open to everyone).

Solo / small team

Not allowed

Course format

Looped (relay-style)

Time limit

Full marathon: 5.5 hours; 30 km: 5 hours; half marathon: 3 hours. The 20 km relay has no time limit.

Summary for guidance. Always confirm team rules on the official site. Last verified: June 22, 2026

Access

ACCESS

Note: the map shows the approximate area. Check the official site for the exact start/venue.

Score

RATINGSAuto-calculated from market research, official data, and online voicesSome scores unavailable（3/6）

Course Appeal

コースの魅力

N/A

Organization & Support

運営・サポート

N/A

Finishability

完走しやすさ

0.2

Atmosphere

大会の盛り上がり

N/A

Access

アクセス

3.0

Value for Money

コスパ

5.0

Entering from overseas

INBOUND

Overseas entry not available

Bib pickup

Bib pickup is on race day at the venue; there is no postal delivery of bibs.

Notes

Bibs are only distributed on race day at the venue, making this race impractical for overseas runners who cannot attend in person. Race details are sent by email up to two days before the event.

Summary for guidance. Always confirm details on the official site. Last verified: June 22, 2026

Runner Reviews

REVIEWS

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Overall Score

2.7

/ 5.0 · 6-axis avg

Official site →

Overseas entry not available