Natto products in disposable containers that can hold rice
A disposable paper cup with natto and accessories allows direct rice addition and disposal, solving the washing and smell issues of sticky natto, ensuring cleanliness and taste.
Patent Information
- Application Number
- JP2025003129U
- Authority / Receiving Office
- JP · JP
- Patent Type
- Utility models
- Current Assignee / Owner
- Filing Date
- 2025-08-26
- Publication Date
- 2026-01-26
- Estimated Expiration
- 2035-08-26
AI Technical Summary
The challenge of washing sticky natto bowls and chopsticks after eating natto with rice due to the sticky nature of natto, which also transfers smell to other dishes.
A disposable paper cup containing natto, sauce, and a foldable spoon, allowing direct addition of rice and toppings, and disposal of used items as combustible waste.
Avoids dishwashing and prevents natto smell transfer, maintaining taste and hygiene.
Smart Images

Figure 0003254420000001_ABST
Abstract
Description
[Technical Field]
[0001] This invention relates to a natto product in a disposable container that can also hold rice. [Background technology]
[0002] Eating natto with rice or mixing it with rice is a common way to make natto more delicious, but if you eat natto in a rice bowl, the sticky natto will stick to the bowl and chopsticks after eating, making washing them a hassle.In addition, the sticky natto will also stick to the sponge used to wash the bowl and chopsticks, which will then have to be washed again, resulting in double the effort. Summary of the Invention [Problem to be solved by the invention]
[0003] It aims to solve the unpleasant task of having to wash the sticky natto bowl and chopsticks after eating natto. [Means for solving the problem]
[0004] This invention allows you to freely add the amount of rice, sauce, mustard, spring onions, green vegetables, etc. of your choice directly into the container in which natto is sold, and then when you have finished eating, you can place the used spoon, plastic bag for the sauce, and lid into the paper cup and dispose of it as combustible waste. [Effects of the Invention]
[0005] By using this invented paper cup and accompanying spoon to eat natto rice, you can avoid having to wash the dishes and chopsticks that are covered in sticky, slimy natto after eating with a traditional bowl and chopsticks, and you can enjoy the original taste of natto without the smell of natto transferring to other side dishes when you eat it next. [Brief explanation of the drawings]
[0006] [Figure 1] FIG. 2 is a front view of the paper cup of the present invention. [Figure 2] 1 is a cross-sectional view of a paper cup according to the present invention. [Figure 3] This is included with the paper cup of this invention. DETAILED DESCRIPTION OF THE INVENTION
[0007] In this device, natto is sold in a large, waterproof paper cup that also includes sauce, mustard, and a foldable spoon. When you purchase natto, open the lid and remove the included spoon, sauce, mustard, and film covering the natto, then place them on top of the lid. Stir the natto and add the desired amount of rice, sauce, mustard, and your favorite green vegetables. Stretch out the included spoon to a usable size and use it to eat your natto rice. When you're done eating, place the used spoon, plastic bag containing the sauce, and lid back into the paper cup and dispose of it as combustible waste. [Example]
[0008] The following explanation follows the reference numbers in the attached drawings. Figure 1 shows a front view of a waterproof paper cup with a small hole to allow the natto bacteria to breathe. It can be opened by pinching and pulling up the lid (marked 1). As can be seen in the cross-section of Figure 2, the inside contains natto at the bottom, covered with a film on top, and the accessories listed in Figure 3. Remove the plastic wrappers (2) for the sauce, (3) for the mustard, and (4) for the foldable spoon in Figure 3, and place the plastic wrapper covering the natto on top of the lid. Then, add the sauce and mustard to your liking and stir, then add your desired amount of rice, green onions, green vegetables, or other toppings to the cup, and eat with the included spoon (4). When you're finished eating, place the plastic wrapper on top of the lid back into the cup, along with the used spoon, and dispose of them as combustible waste. [Explanation of symbols] )
[0009] 1 Lid protrusion 2. Vinyl-filled sauce 3 Mustard in plastic 4 vinyl-packed folding spoons
Claims
[Claim 1] A natto product that can be eaten by putting rice inside the container.