In 2016, Aiko Asano did an interview to look back over her experience; she said that her manager wanted her to do the nude photobook The Younger Sister of Summer and she didn't really want to do it, but the photographer tried his very best to make her feel more comfortable during the photoshoots; eventually, she became more proud of the nude book The Younger Sister of Summer as she grew older.
In 2016, Aiko Asano shared her thoughts on a past experience in an interview; she revealed that her manager had initially pressured her into creating the nude photobook The Younger Sister of Summer, but the photographer made efforts to make her feel more at ease during the photo shoots; over time, she developed a sense of pride in the final product.