Oshi no Ko Announces Tie-In With Actual Baking Soda - Interest

Kana Arima, a.k.a. "Baking Soda"-chan, was announced baking soda ambassador on April Fool

Episode 1, Oshi no Ko Wiki

How did Oshi no Ko becomes mainstream so quickly? How can this

Oshi no Ko: Why Kana Arima is Called Baking Soda-Chan

A collaboration product between baking soda and Kaneyo soap

Oshi No Ko Anime: Even Now, I want to Love You - The Something

Oshi no Ko - Episode 10 discussion : r/anime

Oshi no Ko episode 8: Aqua plans on using Akane's talents, Mem-Cho

Oshi no Ko / Characters - TV Tropes

SHE KNOWS AI'S SECRET?!!!, OSHI NO KO EPISODE 8

Oshi no Ko - Episode 5 discussion : r/anime