the track Bike, for Maaya Sakamoto's 20th anniversary tribute album, and was scheduled to appear at the Tanz Too Noise Muzik Festival in Hong Kong, but the event was eventually cancelled. In May, he participated in Juno Reactor's short Japanese tour, performing in Osaka, Nagoya and Tokyo. On May 3, he joined fellow Luna Sea member Ryuichi and conductor Ikuro Fujiwara for a 'Symphonic Luna Sea Reboot' concert. In June, he toured extensively with Luna Sea, performing in 32 concerts in 16 cities across Japan. He performed at Makuhari Messe at Luna Sea's Lunatic Fest, also with X Japan. On July 8, his Spiritual Classic Sugizo Selection II compilation album was released. In the same month he performed at the In Order To Dance Vol.1 event, along with Takkyu Ishino and others. X Japan's first domestic tour of Japan in 20 years began with three consecutive dates at Yokohama Arena on December 2, continued with Osaka-jō Hall on December 7, Marine Messe Fukuoka on December 9, Hiroshima Green Arena on December 11, and finished on December 14 at the Nippon Gaishi Hall. They also performed on Kōhaku Uta Gassen for the first time in 18 years. 2016–present On March 11, 2016, he again participated in the free of charge Peace on Earth event, then appeared on Kazumi Watanabe's Guitar is Beautiful KW45 45th anniversary album with the tracks "Round Midnight" and "Island Hop". In April, he performed at Earth Day Tokyo, In June, he held a solo concert with fellow Luna Sea member Inoran, titled Sugizo vs Inoran Presents Best Bout. In August, a cover of "Life on Mars?" was released as a digital single in tribute to David Bowie. It was followed up by "Lux Aeterna" in September and "Raummusik" in October. X Japan headlined all three nights of the Visual Japan Summit on October 14–16, 2016 at Makuhari Messe. As a celebration of the 20th anniversary of his solo debut, Sugizo set out on a national tour, with his new album, Oto released in November. At the end of December, he performed with Luna Sea at Saitama Super Arena for a two-day concert. On March 4, 2017, Sugizo took the stage at Wembley Arena in London with X Japan. On May 24 it was revealed that Sugizo has been experimenting with alternative energy sources to power his guitar system, testing the Toyota Mirai and Honda Clarity fuel cells