If you look over the years, the styles have changed - the clothes, the hair, the production, the approach to the songs. The icing to the cake has changed flavors. But if you really look at the cake itself, it's really the same.

青竹 云海 晨光 星夜 荷风 晴雪 秋山 听海 沙丘 森语 梅影 花野 听雨 晴窗 暮色 橘光