client canvas を追加する処理を追加
client canvas を追加する処理を追加

comozilla/Parapara-Canvas-Editor,yusukeendou/Parapara-Canvas-Editor,nakamurataichi/Parapara-Canvas-Editor,yusukeendou/Parapara-Canvas-Editor,comozilla/Parapara-Canvas-Editor,nakamurataichi/Parapara-Canvas-Editor