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Frequently Asked Questions

Chopstick adornments

  • Are they reusable?
  • Since they cannot be washed, we recommend using them only once due to sanitary considerations.
  • For the Koseki series, do you sell sheet-type products?
  • Since folding products in the Koseki series is complicated, we only offer them in set pairs.
  • How are the sheet-shaped products constructed?
  • Please see the video uploaded on our website. Moreover, the products themselves are accompanied by a manual that explains how they are constructed.
  • Can they be used by folding them inside out?
  • The design will be slightly different, but they can be used this way. But we still recommend folding them in the conventional way.
  • In which region are the chopsticks manufactured?
  • They are made using Japanese cedar and Japanese cypress from Yoshino in Nara Prefecture.

Chopstick bundles

  • Are they reusable?
  • They can be washed and reused repeatedly.
  • Can I use them as my own personal chopsticks for use at home?
  • Yes you can, so long as the tips of the chopsticks are not extremely thick.
  • Can they be used left-handed?
  • They feature a universal design that allows chopsticks to be inserted from either side.
  • Are they dishwasher-safe?
  • Yes.

Bento Boxes – Sandwich Cases

  • Are they reusable?
  • They can be washed and reused repeatedly.
  • Are they dishwasher-safe?
  • Yes.
  • Are they freezer and refrigerator-safe?
  • Yes.
  • Are they microwave-safe?
  • Yes. They can be used for reheating foods, but please follow the instruction manual for your microwave.
  • Are they safe for use in ovens and on grills?
  • No.
  • Is there a proper order to fold them?
  • Not in particular, but the easiest way to folding them is listed on the package.
  • Are they leak-proof even when filled with soup?
  • There are no seals installed in them, so if the product is turned upside down it will leak. But liquids will not seep out from this area.
  • What is the difference between O-BENTO and PANE PACCO?
  • The difference is whether the lid is integrated or separated from the unit. In addition, PANE PACCO has a deeper depth.


  • Can they be used to hold foods other than onigiri?
  • They can also be used to hold sweets such as candy and cookies.

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