坂井泉水
According to the song's composer Tetsurō Oda, Izumi Sakai was singing "strangely," but it proved to be good. The single reached #1 rank first week. It charted for 18 weeks and it sold over 1.64 million copies and became the highest-selling song for Zard. When she died, it was elected as the best song by Zard on the Oricon polls.