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St. Mary’s Academic Calendars
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September 2026
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Sunday, August 30
Holy Mass
-
School Chapel
Monday, August 31
F Day
All Day
Holy Mass
-
School Chapel
Tuesday, September 1
G Day
All Day
Holy Mass
-
School Chapel
Wednesday, September 2
H Day
All Day
Holy Mass
-
School Chapel
Thursday, September 3
A Day
All Day
Holy Mass
-
School Chapel
Friday, September 4
B Day
All Day
Holy Mass
-
School Chapel
Saturday, September 5
No Holy Mass
All Day
Swim Fall Kick-off @HOME
All Day
MS Cross Country @Ikego
-
Sunday, September 6
Holy Mass
-
School Chapel
Monday, September 7
C Day
All Day
Holy Mass
-
School Chapel
Tuesday, September 8
Holy Mass
-
School Gym
Wednesday, September 9
E Day
All Day
Varsity Tennis @Kinnick
All Day
Holy Mass
-
School Chapel
Parent Session | Internet Safety for Children by ZOE Japan
-
MPH
Thursday, September 10
F Day
All Day
Holy Mass
-
School Chapel
Friday, September 11
G Day
All Day
JV Tennis @CAJ
All Day
JV/V Volleyball v CAJ @HOME
All Day
Holy Mass
-
School Chapel
Saturday, September 12
MS Soccer A/B/C v BST @HOME
All Day
MS/HS Cross Country @Tama Hills
All Day
No Holy Mass
All Day
Sunday, September 13
Swim Fall Meet @HOME
All Day
Holy Mass
-
School Chapel
Monday, September 14
H Day
All Day
Holy Mass
-
School Chapel
Tuesday, September 15
A Day
All Day
Holy Mass
-
School Chapel
Wednesday, September 16
B Day
All Day
JV/V Volleyball v YIS @HOME
All Day
Varsity Tennis v Yokota @HOME
All Day
Holy Mass
-
School Chapel
Thursday, September 17
C Day
All Day
Volleyball Taipei Invitational
All Day
Holy Mass
-
School Chapel
Friday, September 18
D Day
All Day
Volleyball Taipei Invitational
All Day
Holy Mass
-
School Chapel
Saturday, September 19
KPASS HS Drama Festival @ Saint Maur
All Day
MS/HS Cross Country @Tama Hills
All Day
No Holy Mass
All Day
Volleyball Taipei Invitational
All Day
Sunday, September 20
Volleyball Taipei Invitational
All Day
Holy Mass
-
School Chapel
Monday, September 21
A Day
All Day
No School - Back to School Day (Parents only)
All Day
Holy Mass
-
School Chapel
Tuesday, September 22
E Day
All Day
Holy Mass
-
School Chapel
Wednesday, September 23
F Day
All Day
JV Tennis @HOME
All Day
Varsity Tennis v YIS @HOME
All Day
Holy Mass
-
School Chapel
Thursday, September 24
G Day
All Day
MS Soccer A v NIS @HOME
All Day
Holy Mass
-
School Chapel
Friday, September 25
H Day
All Day
JV/V Volleyball v TIS @HOME
All Day
Varsity Tennis v ASIJ @HOME
All Day
Holy Mass
-
School Chapel
Saturday, September 26
JV Tennis @ASIJ
All Day
KPASS MUN @ Seisen
All Day
MS Soccer v Rugby School @Rugby School
All Day
MS/HS Cross Country @Ikego
All Day
No Holy Mass
All Day
Varsity Tennis v KIST @HOME
All Day
Sunday, September 27
Tokyo American Club Swim Meet @TAC
All Day
Holy Mass
-
School Chapel
Monday, September 28
A Day
All Day
Yearbook photos
All Day
Holy Mass
-
School Chapel
Tuesday, September 29
B Day
All Day
JV/V Volleyball v St. Maur @HOME
All Day
Yearbook photos
All Day
Holy Mass
-
School Chapel
Wednesday, September 30
C Day
All Day
Varsity Tennis v Zama @HOME
All Day
Yearbook photos
All Day
Holy Mass
-
School Chapel
Thursday, October 1
D Day
All Day
Holy Mass
-
School Chapel
Friday, October 2
E Day
All Day
Holy Mass
-
MPH
Saturday, October 3
No Holy Mass
All Day