Chihei Hatakeyama was was inspired by his everyday life, world history and season in Japan on this album. Songs of four was recorded in the winter of 2014. Sound source of four songs were made upped from analog synthesizer " a juno-2" and electric guitar "Fender Stratocaster". Long time drone music was 71 minutes in total. "Don't Ask What" was composed for the closing party in March 2014 of the "murmur records daikanyama" was ambient record shop in Japan. "Lydia" was the image of a kingdom that was in Turkey the current BC. "Winter Storm" was composed and inspired by the heavy snow that hit Tokyo on February 8, 2014. This song has Lo-fi noise, such as faint and melodic drone.