K-12 School Events
ES MAP Testing
all day
Calendars
K-12 Calendar
K-12 School Events
JV Varsity Debate@SMIS
all day
K-12 School Events
ES MAP Testing
all day
K-12 School Events
IB info session for G10 parents@Cafeteria
-
K-12 School Events
ES MAP Testing
all day
K-12 School Events
KG & ES MAP Testing
all day
K-12 School Events
KG & ES MAP Testing
all day
K-12 School Events
KG & ES MAP Testing
all day
K-12 School Events
KG & ES MAP Testing
all day
K-12 School Events
HS Basketball Kanto Classic Tournament
all day
K-12 School Events
KG & ES MAP Testing
all day
K-12 School Events
HS Wrestling Kanto Finals
all day
K-12 School Events
JV Debate Tournament (HS)@KIST
all day
K-12 School Events
MS Soccer A Team Tournament
all day
K-12 School Events
JV Basketball Tournament
all day
Current Families can view all calendars in the Portals.
January 2026
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Sunday, December 28
Monday, December 29
Tuesday, December 30
Wednesday, December 31
Thursday, January 1
Friday, January 2
Saturday, January 3
Sunday, January 4
Monday, January 5
Tuesday, January 6
Wednesday, January 7
Thursday, January 8
Friday, January 9
Saturday, January 10
Sunday, January 11
Monday, January 12
Tuesday, January 13
Wednesday, January 14
Thursday, January 15
Friday, January 16
Saturday, January 17
Sunday, January 18
Monday, January 19
Tuesday, January 20
Wednesday, January 21
Thursday, January 22
Friday, January 23
Saturday, January 24
Sunday, January 25
Monday, January 26
Tuesday, January 27
Wednesday, January 28
Thursday, January 29
Friday, January 30
Saturday, January 31
January 2026
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Thursday,
January
8
Day 2
All Day
Day 2
All Day
Phoenix Athletics
JV/Varsity Basketball vs CAJ
-
Seisen International School, 1-chōme-12-15 Yōga, Setagaya City, Tokyo 158-0097, Japan
Saturday,
January
10
HS Wrestling Beast of the East
All Day
HS Wrestling Beast of the East
All Day
Phoenix Athletics
MS Soccer (A/B) vs ASIJ
-
The American School in Japan, Japan, 〒182-0031 Tokyo, Chofu, Nomizu, 1-chōme−１−１ MGJC+WX
Sunday,
January
11
Monday,
January
12
Phoenix Athletics
JV/Varsity Basketball vs YIS
-
Seisen International School, 1-chōme-12-15 Yōga, Setagaya City, Tokyo 158-0097, Japan
Wednesday,
January
14
ES MAP Testing
All Day
Day 5
All Day
Day 5
All Day
JV Varsity Debate@SMIS
All Day
JV Varsity Debate@SMIS
All Day
Phoenix Athletics
HS Wrestling vs ASIJ @SMIS
-
St. Mary's International School, 1-chōme-6-19 Seta, Setagaya City, Tokyo 158-8668, Japan
Thursday,
January
15
ES MAP Testing
All Day
Day 6
All Day
Day 6
All Day
Phoenix Athletics
JV/Varsity Basketball vs BST
-
Seisen International School, 1-chōme-12-15 Yōga, Setagaya City, Tokyo 158-0097, Japan
Friday,
January
16
ES MAP Testing
All Day
Day 1
All Day
Day 1
All Day
Phoenix Athletics
JV/Varsity Basketball vs ISSH
-
Seisen International School, 1-chōme-12-15 Yōga, Setagaya City, Tokyo 158-0097, Japan
Saturday,
January
17
Phoenix Athletics
MS Soccer A Team vs KIST @SMIS, B Team vs ISSH
-
St. Mary's International School, 1-chōme-6-19 Seta, Setagaya City, Tokyo 158-8668, Japan
Sunday,
January
18
Monday,
January
19
KG & ES MAP Testing
All Day
KG & ES MAP Testing
All Day
Day 2
All Day
Day 2
All Day
Phoenix Athletics
JV Basketball vs KIST
-
Seisen International School, 1-chōme-12-15 Yōga, Setagaya City, Tokyo 158-0097, Japan
Wednesday,
January
21
KG & ES MAP Testing
All Day
Day 4
All Day
Day 4
All Day
Phoenix Athletics
HS Wrestling @Kinnick
-
Nile C. Kinnick High School, US Naval Base Yokosuka, 001, 238 泊町 Yokosuka-Shi, 神奈川県 238-0001, Japan
Saturday,
January
24
HS Wrestling Kanto Finals
All Day
HS Wrestling Kanto Finals
All Day
Phoenix Athletics
MS Soccer (A/B) vs YIS/ST. Maur
-
Yokohama International School, 2-chōme-100-1 Kominatochō, Naka Ward, Yokohama, Kanagawa 231-0802, Japan
Sunday,
January
25
Wednesday,
January
28
JV Debate Tournament (HS)@KIST
All Day
JV Debate Tournament (HS)@KIST
All Day
Day 3
All Day
Day 3
All Day
Thursday,
January
29
Day 4
All Day
Day 4
All Day
Phoenix Athletics
SENIOR NIGHT JV/Varsity Basketball vs ASIJ
-
Seisen International School, 1-chōme-12-15 Yōga, Setagaya City, Tokyo 158-0097, Japan
Saturday,
January
31
JV Basketball Tournament
All Day
JV Basketball Tournament
All Day
MS Soccer A Team Tournament
All Day
MS Soccer A Team Tournament
All Day
Calendar & Category Legend:
- Arts@Seisen Arts@Seisen
- Day 1-6 Day 1-6
- K-12 School Events K-12 School Events
- Phoenix Athletics Phoenix Athletics
- SPA SPA
- University Calendar University Calendar
