Race Calendar

Dec 2025

Sun

Mon

Tue

Wed

Thu

Fri

Sat

1

OSJ ONTAKE100 OSJ ONTAKE100 Aomori Sakura Marathon Iwate Oshu Kirameki Marathon 受付 Kasumigaura Marathon Soja Kibiji Marathon Tokushima Marathon Tamba-Sasayama ABC Marathon 受付 Sado Toki Marathon 36th Challenge Fuji Five Lakes Ultra Marathon Tottori Marathon

2

3

4

5

6

7

OSJ ONTAKE100 OSJ ONTAKE100 Aomori Sakura Marathon Iwate Oshu Kirameki Marathon Kasumigaura Marathon Soja Kibiji Marathon Tokushima Marathon Tamba-Sasayama ABC Marathon Sado Toki Marathon 36th Challenge Fuji Five Lakes Ultra Marathon Tottori Marathon

8

9

10

11

12

13

14

受付 Okushinano 100 Trail Running Race OSJ ONTAKE100 Aomori Sakura Marathon Iwate Oshu Kirameki Marathon Kasumigaura Marathon Soja Kibiji Marathon Tokushima Marathon Tamba-Sasayama ABC Marathon Sado Toki Marathon 36th Challenge Fuji Five Lakes Ultra Marathon

15

16

17

18

受付 OSJ ONTAKE100

19

20

21

Okushinano 100 Trail Running Race OSJ ONTAKE100 Aomori Sakura Marathon Iwate Oshu Kirameki Marathon Kasumigaura Marathon Soja Kibiji Marathon Tokushima Marathon Tamba-Sasayama ABC Marathon Sado Toki Marathon 36th Challenge Fuji Five Lakes Ultra Marathon

Kasama Pottery Village Half Marathon

22

23

24

25

26

27

28

Okushinano 100 Trail Running Race OSJ ONTAKE100 Aomori Sakura Marathon Iwate Oshu Kirameki Marathon Kasumigaura Marathon Soja Kibiji Marathon Tokushima Marathon Tamba-Sasayama ABC Marathon Sado Toki Marathon 36th Challenge Fuji Five Lakes Ultra Marathon

29

30

31

Legend:Race DayEntry Period