It sounds like you're sharing excitement about the 11th day of a camp in Nakagusuku, Okinawa, possibly related to the Gamba Osaka team. Here's a possible reply:

"それはすごいですね！沖縄でのキャンプを楽しんでください。ガンバ大阪のさらなる成功を願っています！ #ガンバ大阪 #GAMBAOSAKA" 

This translates to: "That sounds amazing! Enjoy the camp in Okinawa. Wishing Gamba Osaka continued success! #ガンバ大阪 #GAMBAOSAKA
#ガンバ大阪