Sakuramichi
"Sakuramichi" was commercially successful, peaking at number two on the Oricon Singles Chart and "Billboard" Japan Hot 100 with over 136,000 copies sold on the first week of release. It was certified gold by the Recording Industry Association of Japan (RIAJ) for shipments of over 100,000. Release and promotion. "Sakuramichi" was first revealed by "Smart TV" on December 8, 2014, stating that Tohoshinki would perform the theme song for the fourth series of the Japanese television drama, . On December 23, Avex officially posted pre-order notices of the single on Tohoshinki's official website. A one-minute preview of  Sakuramichi was played during the opening credits for "Hanayome Noren", which premiered on Tokai TV on January 5, 2015. On January 25, Avex revealed the official artwork for "Sakuramichi", which included three different covers. The first artwork shows Tohoshinki posing in front of a cherry blossom tree, while the second artwork has Tohoshinki sitting inside a train cabin. Both sets appeared in the song's official promotional video (PV), which was first unveiled on January 30. The last cover shows Tohoshinki wearing similar sweaters that carry the number "10", representing the duo's tenth year. An official preview for the  PV of "Sakuramichi" aired on television on January 30, including snippets of Tohoshinki working behind-the-scenes. A day later, the short version of "Sakuramichi" was posted on "GYAO!", a video-sharing website on Yahoo! Japan. On February 3, Avex uploaded the PV to YouTube and launched a special website for "Sakuramichi" the following day. On February 11, "Sakuramichi" and the B-side track "Kimi no Inai Yoru" were made available for download in many Asian countries on the iTunes Store and Recochoku, two weeks before its official physical release. was later made into the ending theme song for the  Japanese variety show "King's Brunch" for the February to March 2015 season. Commercial performance. "Sakuramichi" debuted at number two on Japan's Tower Records and number two on the daily Oricon Singles Chart, behind Arashi's "Sakura" on both charts. Selling 95,879 copies at debut, "Sakuramichi" was the duo's first single since 2012's "Android" to sell over 95,000 copies on the first day of release. By the end of the week, it sold over 136,000 physical copies, entering the weekly Oricon Singles Chart at number two. "Sakuramichi" entered the "Billboard" Japan Hot 100 at number 20 on  the first week, and jumped to number two on the third week. On the "Billboard" Japan Hot 100 Airplay, it debuted at number 33 and went up to number one on the third week, making it the duo's first song to top the airplay chart. It then debuted at number 40 on the "Billboard" Japan Adult Contemporary Airplay and peaked at number 4 on the third week. Live performances. Tohoshinki gave their first live performance of "Sakuramichi" on February 6 at the Fukuoka Dome, the first stop of their . It was performed during the concert's first encore segment . Tohoshinki continued to promote "Sakuramichi" throughout the duration of their tour and on television; the duo gave their first televised performance of "Sakuramichi" on February 24 for "Sukkiri". On April 3, Tohoshinki performed "Sakuramichi" on TV Asahi's "Music Station", their first appearance on the show in over two years.