[2] The Daydream Notes began as private sketches that can be traced back to Miyazaki's earliest childhood.

[3] …the truth is that I am happiest when I am writing about stupid airplanes and tanks in magazines like Model Graphix…[4][5]Installments of Daydream Notes were irregularly printed.

Selections from his Daydream Notes have been bundled in book form, published by Dainippon Kaiga in December 1992.

[6][7] The annotated manga "The Return of Hans" (ハンスの帰還, Hans no Kikan) is not included in either edition but appears in a different collection, Tigers in the Mud: Hayao Miyazaki's Delusion Notes (泥まみれの虎 宮崎駿の妄想ノート, Doromamire no Tora Miyazaki Hayao no Mōsō Nōto), published by Dainippon Kaiga in August 2002.

[…] In essence it is my hobby to draw seemingly real vehicles, it works as my psychological release valve.