More details from official facebook page with screencap from pv
日本流行音樂天后-濱崎 步〈Ayumi Hamasaki〉與台灣新生代男孩團體 SpeXial合唱曲〈Sayonara feat. SpeXial〉拍攝片段照曝光
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濱崎 步最新主打歌〈Sayonara feat. SpeXial〉確定於7/20【一】起於Youtube官方頻道全球首播，該曲確定搶先日本，於7/20 【一】起在KKBOX台灣、 KKBOX香港、KKBOX新加坡、KKBOX馬來西亞、KKBOX泰國同步數位先行公開，濱崎 步最新迷你專輯《sixxxxxx》，台灣日本數位同步於8/5【三】發行。濱崎 步最新迷你專輯《sixxxxxx》台壓版預計於八月中旬在台發行。
Translation of key points:
- Yes they will sing together and appear in the PV together, song name is Sayonara feat. SpeXial
- PV will be released on youtube ayu's channel on July 20, also available same day on KKBOX Taiwan, HK, Singapore, Malaysia, Thailand
And now onto some nice pics:
