A Hiroshima-based sauce maker is enjoying booming sales with a pencil sharpener themed on “okonomiyaki,” a savory pancake dish whose ingredients include seaood, meat and vegetables.

An electric pencil sharpener is a classic gift for artists, especially those who spend a lot of time sketching. Pencils are bound to break, and manually sharpening them can be time-consuming.

A carpenter’s square ... Nothing is more important than clean, accurate layout lines. Pencil lines may be fine for carpentry, but not for marking woodworking joints, like dovetails.