Nichiyoubi no Himitsu

The sequel song to Kinyoubi no Ohayou and its counterpart, Nichiyoubi no HImitsu details the relationship progress of Sena Narumi and Midori Hamanaka.

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 <title source="title1">
   <default>Nichiyoubi no Himitsu</default>
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</image> <label>Japanese</label> <label>Rōmaji</label> <label>English</label> <group collapse="closed"> <header>Song Information</header> <label>Released</label> <label>Length</label> <label>Lyrics and Composition</label> <label>Illustration and Movie</label> <label>Music</label> <label>Characters</label> <label>Sung by</label> <label>Album</label> <label>Single</label> <label>Links</label> <label>Counterpart</label> </group> </infobox>

Trivia

• The PV for this song was featured as a bonus in the Zutto Mae Kara Suki Deshita. box set.
• This is the first true duet song in the series. Inokori Sensei acted as one for the most part, but ther was only one singer for both characters in the song.
• The PV marks the first official appearance of Aizou .