The similar word kobako (小箱; note the short o rather than long ō in the first syllable) means "small box" in Japanese.
"[2] Often decorated with lacquer and showing a high degree of craftmanship, kōbako are studied and collected by those who appreciate Japanese arts and crafts.
[3][4][5][6] The rugged Sōunkyō Gorge in Japan's Daisetsuzan National Park has an area of "fantastic crags".
[7] "The narrowest section of the gorge is called Kobako, or "Small Box", because of the enclosed feeling imparted by the towering rock pillars shooting up from the riverbanks.
[10] According to Kunihiko Kasahara, there is a traditional origami pattern called a Tsuno Kobako, which is identified as a "folded pouch for perfume".