I created the illustrations for the book by biologist Marcy Cottrell Houle and Elizabeth Eckstrom, MD.

“The Gift of Aging: Jozu ni Oiru” (The Gift of Aging)
Authors: Marcy Cottrell Houle, Elizabeth Eckstrom
Translator: Ikuko Kuno
Publisher: KADOKAWA
Book Design: Tatsuya Kunieda
Illustration: Natsuko Oshima