Thorough quality control. Products you can rely on.
Contrôle de qualité rigoureux. Nous fabriquons des produits fiables.
Kontrol kualitas menyeluruh. Kami memproduksi produk yang dapat diandalkan.
STEP
1. Begin with American oysters
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_1.png)
2. Cut into pieces
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_2.png)
3. Select usable section
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_3.png)
STEP
4. Cut shell into strips
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_4.png)
5. Cut strips into cubes
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_5.png)
6. Refine cubes
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_6.png)
STEP
7. Store cubes
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_7.png)
8. Trim comers
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_8.png)
9. Sort cubes
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_9.png)
STEP
10. Round comers
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_10.png)
11. Polish roughly
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_11.png)
12. Polish finely
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_12.png)
STEP
13. Store polished product
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_13.png)
14. Polish in acid
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_14.png)
15. Store after polishing
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_15.png)
STEP
16. Sort and grade
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei16.png)
Final Product
![](https://imaiseikaku.co.jp/wp-content/uploads/2023/04/koutei_17.png)