Yoko Takahashi commemorates the 30th anniversary of the Evangelion series with the simultaneous release of two analog records titled The Cruel Angel's Thesis and Tamashii no Refrain, each featuring related songs from the Evangelion series, with both releases showcasing newly drawn jacket illustrations by Ikuto Yamashita, the mechanical designer for the Evangelion series, and each set includes a jacket illustration card as an included physical item.