San Mateo Sister City Association
  • About the SMSCA
  • Baseball Exchange Program
    • 2025 All-Star Team >
      • 2025 Schedule
    • Baseball FAQ
  • High School Ambassador Program
  • Softball Exchange Program
    • Tryout Forms
  • Band Exchange Program
  • Fundraising
  • Join the Association!
  • SMSCA in the News
San Mateo, California and Toyonaka, Japan are Sister Cities. 
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The San Mateo Sister City Association (SMSCA) was established to promote good relations, educate and build bonds between two very unique cultures. Through continual communication starting with our youth, these lasting relationships strengthen in such a way that can create greater opportunities today, tomorrow, forever.


UPCOMING EVENTS

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The San Mateo Sister City Association is supported by...

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Support the 2025 SMSC Baseball Exchange Program
Send donations as a friend through Paypal to [email protected]
or donate via GoFundMe (we are using the 2023 GoFundMe campaign for simplicity)
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THANK YOU TO OUR 2025 CORPORATE SPONSORS



Would you like to be a sponsor?
​Please inquire by sending an email to [email protected]


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