Remember the huge billboard displayed in Shibuya for TVXQ / DBSK / Tohoshinki's Best Selection 2010 back in February? Well, now there's a big billboard for Xiah Junsu as he prepares for his solo debut in Japan. [gallery] In addition, Xiah Junsu wrapped up his appearance on NHK Music Japan. Here's a photo taken backstage with Jaejoong and Sekine Mari: Bonus Track Kanashimi no Yuku: Thanks to Smiley at ONETVXQ for sharing and 13eyond + ayu for the tips.