Who am I? A quiz where you figure out the answer from the given hints.
I’m going to introduce a “Who am I?” quiz where you infer the answer from three given hints.
You can enjoy it in different ways: narrowing down the answer step by step as you go through the hints in order, or picturing an answer from each hint and finding something that fits them all.
The hints don’t just cover appearance and functional features; they also include the answer’s history, so a broad range of knowledge is put to the test.
The fact that even inanimate objects are introduced as “I” also makes the correct answer harder to find—and that’s part of what makes it exciting.
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Who am I? A quiz where you deduce the answer from the given hints (1–10)
I am good at singing.
- I am good at singing.
- There are pure white teeth and jet-black teeth.
- They will have you play it at recitals and concerts.
See the answer
piano
The piano is an instrument that makes music, and its beautiful tone can sometimes sound as if it’s “singing.” Next, a piano has white keys and black keys, which are compared here to the colors of teeth. And at recitals or concerts, the pianist “plays” those keys to perform in front of the audience—these are the hints given. From these common points, we can conclude that the answer is the piano.
My body is red, and I keep standing with my mouth open.
- My body is red, and I keep standing with my mouth open.
- I used to have a round body, but now I have a angular, boxy body.
- Every day at a set time, the delivery person takes out the letters and other items inside.
See the answer
mailbox
The answer “a mailbox” fits well with each of the hints mentioned. The description “it’s red and stands there with its mouth open” matches the appearance and placement of a mailbox, and the mention that “it used to have a round body, but now it has an angular body” refers to how mailbox designs have changed over time. Also, the hint that “at a set time every day, a mail carrier takes out the letters inside” clearly evokes the collection of mail. For these reasons, it’s clear that the riddle’s answer is a mailbox.
Who am I?

Let’s use the hints to figure out the correct answers! Here are some ideas for “Who am I?” The quiz is divided into four levels, with a total of 15 questions.
For example, the hints in a question might say, “I suck up everything,” “I am loud,” and “I clean the inside of the house.” It feels great when you get it right! And even if you don’t know the answer, seeing the correct one might make you think, “I see!” and turn it into a learning moment.
Who am I? A quiz where you figure out the answer from the given clues (11–20)
My old one was red, and it’s thought that the change to its current color was caused by a mutation.
- My earlier ones were red, and it’s believed that the current color resulted from a mutation.
- Sometimes it is sold just as it is after being taken out of the husk, and other times it is polished before being sold.
- I am an ingredient that has long been cherished as a representative staple food of the Japanese.
See the answer
rice
It’s said that rice was originally red, and due to a genetic mutation it became the white rice we know today. The hints also mention that after harvest, rice is removed from the husk and sold as brown rice, or polished and sold as white rice. Finally, it notes that rice has a long history as a staple food for Japanese people, leading to the answer: rice.
I was born from the sea.
- I was born from the sea.
- In the United States, I am addressed by a woman's name.
- They come to Japan from summer to autumn and cause trouble for people with rain and wind.
See the answer
typhoon
A typhoon is a weather phenomenon that forms over tropical seas and has the characteristic of being “born from the ocean.” In the United States, including hurricanes, they often use women’s names, such as “Hurricane Katrina.” And since typhoons come to Japan “from summer to autumn,” this is a question where the answer is “typhoon.”
I have a yellow body.
- I have a yellow body.
- My name comes from the name of the monk from the Edo period who created me.
- I am a pickle made with daikon radish.
See the answer
takuan (pickled daikon radish)
"Having a yellow body" refers to the distinctive color of takuan, and together with the hint "I am a pickle made from daikon," it becomes clear that the answer is takuan. Another key point is that the name comes from Takuan Sōhō, and if you focus on the order of the hints, it seems like it could be a challenging question.
In the Kanto region, pork is used, while in the Kansai region, beef is used.
- In the Kanto region, pork is used, while in the Kansai region, beef is used.
- It’s a classic Japanese dish that’s also considered home-style comfort food.
- It’s a simmered dish that uses not only meat and potatoes but also shirataki noodles, carrots, onions, and more.
See the answer
Nikujaga (Japanese meat and potato stew)
Because different ingredients are used depending on the region, it indicates that the dish has strong local character, and then it expresses its universality as a homestyle Japanese dish. Finally, it provides a concrete hint that it is a simmered dish made with meat and vegetables, and from this information, it becomes clear that the answer is “nikujaga.”


