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2025 Schedule

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Notification of My Page Delivery
Announcement of Bike Rental Support Package
The decision has been made to hold the Asia Triathlon Cup (2025 Osaka Castle) and Osaka Castle Triathlon 2025!
【From All Sports Community】Photos from the Event Now Available!
Regarding Finisher Certificate Download

May 2025
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大阪城トライアスロン大会組織委員会事務局

E-mail : castle@optan.jp

住所 : 〒540-0004　大阪府大阪市中央区玉造2-2-15　半入町ビルヂング2-2

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