PTNA STEP
PTNA PIANO STEP の参加記録、及び継続表彰一覧はこちらからご覧になれます
Click here to see the record of participation in PTNA PIANO STEP and the list of Continuing Commendation Awards.
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![](https://sushiana-simc.com/wp-content/uploads/2023/10/245970-edited-1024x576.jpg)
PTNA PIANO STEP の参加記録、及び継続表彰一覧はこちらからご覧になれます
Click here to see the record of participation in PTNA PIANO STEP and the list of Continuing Commendation Awards.