@theo h. mann @Blue knight i've been needing some anime artbooks. personally i've got eyes on Imaishi's and Yoshinari's illustrations.

https://media.wolfgirl.bar/2d7959619d6aea9920fb21b70826ef3f335a6112f0e04e12283eb825af8a9348.jpeg

https://media.wolfgirl.bar/e2867d66164530fb8e0b63a220c1d2db92b33ae3aa8b835896ff789770cdeba5.jpeg

https://media.wolfgirl.bar/045a621149d8c0d94ea60b6a4772244c877575172f287c25103578bdd367b046.jpeg

https://media.wolfgirl.bar/b1ae5bc0fa980c96079011be7d588fc79029cb74392b5a6e98f8fa43e114fd61.jpg 

 @theo h. mann @Blue knight here ya go:
https://japanese-creative-books.com/product/illustration/blue-archive-official-artworks/