These are color pencils from the Showa era, likely the first half! Mitsubishi Ink Pencils "INK PENCILS" No. 620 9 out of 10 colors are No. 620. The color pencils have been used. Only the pink pencil is made by clover. The case shows signs of aging, which adds to the retro feel. How about using these Showa retro stationery for retro decorations?