This is a set of 4 Kodomo no Tomo (Younger Readers Edition) books. Series Name: Kodomo no Tomo Younger Readers Edition These books were published from July to November 2020. Looks Like Someone's There Grandpa and Me I'm a Detective The Harvest Mouse's Move Thank you for looking. There are some page-turning creases, but no folds or stains. The condition varies slightly between books that were read often and those that weren't. Please forgive any oversights as this is a personal inspection.