For the second season, the opening theme is by Iguchi, Asumi, Yōko Hikasa, and Yui Ogura, whilst the ending theme is "Tinkling Smile" by Ogura.
For the second season, the opening theme is "Tinkling Smile" by Ogura. Iguchi whilst the ending theme is. Iguchi is Asumi. Iguchi is Yōko Hikasa. Iguchi is Yui Ogura.