The Sequoias, located at 1400 Geary Blvd. in SF’s Japantown, will sponsor the Japan Earthquake Relief Benefit Concert from 2 to 4 p.m. Performers will present an afternoon of Tchaikovsky and other musicians, to support the survivors of the Northern Japan earthquake. The concert will feature the talent of pianists Hugo Kitano, Mai Mizuno and Reiko Tsuchida; violinists Caitlin Ozawa Burns and Corin Lee; and cellist Elena Arita. Donations will be accepted at the door. Info: Marie Kurihara, (415) 921-1240 or mariekurhara@att.net