Mackerel is something we casually eat all the time.
But when it comes to knowledge about it, many of us might only manage something like, “You should watch out for anisakis.” So this time, we’re introducing some surprising mackerel trivia in a quiz format—facts that will make you go “Wow!” Not only will it give you fun conversation starters, but you’ll also learn plenty of tips for enjoying mackerel safely and deliciously.
Now, let’s dive right into the mackerel quiz!
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Lesser-known fun facts! Learn mackerel trivia through a quiz! (1–10)
Since when has mackerel been eaten in Japan?
- Yayoi period
- Jōmon period
- Heian period
See the answer
Jōmon period
At the Sannai-Maruyama site, mackerel bones have been unearthed, indicating that mackerel was eaten as far back as the Jomon period. Bones of other fish—such as sea bream, yellowtail, and pufferfish—have also been found, clearly showing that these fish were consumed as well.
Which one is the brand mackerel from Obama?
- Obama mackerel
- Generous mackerel
- drunk mackerel
See the answer
drunk mackerel
The branded mackerel from Obama City in Fukui Prefecture is called “Yopparai Saba” (Drunken Mackerel). It was given this unique name because it is raised on feed mixed with sake lees from Japanese sake.
What is the wish-granting ritual related to mackerel that is performed at a temple in Tokushima Prefecture?
- Visit a shrine while carrying a mackerel
- Dedicate a mackerel plush toy at the main hall
- Not eat mackerel for three years.
See the answer
Not eat mackerel for three years.
At the main temple of Saba Daishi in Tokushima Prefecture, there is a custom called the Three-Year Saba Abstinence Prayer, which holds that wishes will be fulfilled by refraining from eating mackerel for three years. It is said to bring blessings such as good fortune, conception and safe childbirth, and recovery from illness.
What places does the Saba Kaidō connect?
- From Fukui to Kyoto
- From Miyagi to Tokyo
- From Fukuoka to Osaka
See the answer
From Fukui to Kyoto
The Saba Kaido, or Mackerel Road, is a route of about 70 km connecting Obama City in Fukui Prefecture to Kyoto City. It was mainly used to transport marine products such as mackerel to Kyoto. The term “Saba Kaido” doesn’t refer to a single path; multiple routes were used, including those that passed through the mountains of Kyoto and others that ran along the shores of Lake Biwa.
Who made the canned mackerel that became JAXA-certified space food?
- major fisheries company
- housewife
- high school student
See the answer
high school student
The canned mackerel that received JAXA certification as space food was conceived and developed by students in the Marine Science Department at Fukui Prefectural Wakasa High School. In addition to the school’s long-standing practice of producing canned mackerel during training, obtaining HACCP— the global standard for hygiene management—served as the catalyst. HACCP was originally established as a hygiene standard to ensure food safety for items such as space food, and upon learning this, one student came up with a project to send their canned products into space.
Besides anisakis, what components in mackerel could potentially cause adverse effects on the human body?
- histidine
- DHA
- Vitamin D
See the answer
histidine
Mackerel contains especially large amounts of histidine among fish, and if it is not stored properly, histamine is produced. Consuming histamine can cause histamine poisoning, which resembles an allergic reaction, leading to symptoms such as hives.
Which sumo winning technique is named after the mackerel?
- mackerel hand
- saba-nage (literally “throwing mackerel”); context needed for a natural translation
- Sabao-ri (a sumo back-crushing throw); literally “mackerel bend,” commonly rendered as ‘bear hug backbreaker’ in sumo/wrestling contexts
See the answer
Sabao-ri (a sumo back-crushing throw); literally “mackerel bend,” commonly rendered as ‘bear hug backbreaker’ in sumo/wrestling contexts
Saba-ori refers to a technique in which you pull in your opponent’s mawashi and bear down with your weight from above to force their knees to touch the ground. The name comes from the way the wrestler subjected to the technique ends up looking like a mackerel whose neck has been bent for bloodletting.



