Info:"Kiss the Rain", one of the popular pieces of Lee Ru-ma also known by his stage name, Yiruma. Yiruma is a pianist and composer from South Korea. Yiruma frequently performs at sold-out concerts in Asia, Europe and North America. His alma mater, King's College London, England helped him gain European popularity and recognition. Among his most popular pieces are "River Flows in You", "Kiss the Rain" and "Maybe". Yiruma's most popular album, First Love, was released in 2001. Source: Wikipedia
Note: If you can't play some of the higher and very low notes, change them into a different octave. For example, C3 to C2, A2# to A#, G2# to G#, G(low) to G, etc.