Our focus today is hijiki, a variety of seaweed that has been consumed in Japan for over 1,000 years. Much like tea leaves, this nutritious, low-calorie food is often dried, and soaked in water before use. Hijiki grow quickly at the start of spring on rocky coastlines, and are only available for harvest for a few days. Dive in to find out more about what ancient Japanese considered to be a gift from the sea

The Karei is a type of flatfish beloved in Japan. Karei is great as sashimi, of course, but also simmered, grilled, deep-fried, and more. In short, it can be enjoyed in a variety of ways through the year. This time, we travel to Oita Prefecture in Kyushu, the southernmost of Japan's main islands, to discover a highly-valued type called Shiroshita-karei. There, we talk to fishermen and chefs to discover what is behind the great flavor of this fish.

Today, we focus on the king of fruit, mango. Though often thought of as a tropical fruit, they are also grown in Japan. Large, delicious, gorgeous Japanese mangos are traded at incredibly high prices, and are often given as gifts. Our reporter visits a mango grower in Kyushu to learn more about the secrets behind the production of this high-end fruit. Also enjoy unique seasonings made from mango.

Japanese rice is known for its strong stickiness and sweetness. In Japan, where cooked rice is eaten without seasonings, focus is placed on the deliciousness of rice itself. In spring, planting season, farmers pray to the deity of the harvest for a good crop. In fall, people around Japan celebrate the delicious new rice. Some even have festivals! In Japan, rice is more than just food: it's connected to religious beliefs and culture. This time, rice, which continues to be loved by the Japanese.

Hokkigai, or surf clam, has a special place in the hearts of the Japanese thanks to its thick meat, unique umami and nutritional value. It's great not only as sashimi, but grilled, deep-fried and more. Over 80% of the Hokkigai caught in Japan comes from Hokkaido Prefecture. We visit Tomakomai, a port city in Hokkaido, and discover the various ways Hokkigai is prepared and eaten there, from sushi to curry! We also find out how fishermen use safe, cutting-edge fishing methods to protect the species.

This episode focuses on bread, or "pan" in Japanese. The sheer variety of baked goods in Japan is astounding. Rolls and pastries filled or covered with teriyaki chicken, vegetables, or even stir-fried noodles act as a hearty meal. Bread can also replace rice for sushi, or act as a canvas to your imagination. Discover new ways to enjoy one of the world's oldest man-made foods.

Our focus today is Shirauo, often called noodlefish in English. These beautiful fish have tiny, transparent bodies that grow up to only 10 centimeters long. They are both precious and pricey as the fish can only survive in brackish water conditions where freshwater meets seawater. Fishing for Shirauo symbolizes the coming of spring, their peak season. Visit a lake in the northern prefecture of Aomori to find out more about this mysterious fish.

On Trails to Oishii Tokyo, reporters from around the world explore Japan's unique ingredients. Often given as gifts, high-end Japanese fruits aren't only delicious, they have the visual appeal of radiant jewels. Researchers and farmers go to great lengths to ensure they're grown to the perfect shape and pigment. Join us on a journey in search of fabulous fruit.

Japanese pears are large, round, juicy and have a great crunch. Chiba Prefecture, which neighbors Tokyo, is known as Japan's largest pear producer. Every autumn, its so-called "Pear Street" fills up with farmers hawking their wares. Those farmers have thought up clever ways to make large, sweet pears, like growing branches across horizontal trellises that match the farmer's height. That lets the pears get plenty of sunlight and makes harvesting easier. Join us as we bite into Japan's world of pears!

Our focus this time is sesame. It's an indispensable part of Japanese cuisine, making the country a leading consumer. Whether used as-is, roasted, ground, or processed into oil, the Japanese have developed numerous ways to enjoy the savory aroma and texture of sesame seeds. They're also a key ingredient in Shojin Ryori, or vegetarian meals prepared for Buddhist monks. Discover the large role that tiny sesame seeds play.

This episode showcases Japan's long history of food preservation and the ingenious methods that have been developed over the centuries. Whether by employing salt, the open air, or a natural fermentation process, careful preservation has allowed for the enjoyment of seasonal delicacies all year round. Dive for hijiki seaweed, try your hand at creating Kamaboko, and feast your eyes on many other household favorites like umeboshi.

Fruit in Japan has evolved in the country's unique climate, shaping into perfect gems that are now recognized worldwide. Some are even referred to by their Japanese names, such as kaki and yuzu. Japanese peaches and pears are known for their impactful juiciness. In this special installment of Trails to Oishii Tokyo, revisit the hard work and ingenuity that goes into cultivating the fruits that have come to be prized the world over.

Abura-age, or deep-fried tofu, is an indispensable ingredient used in miso soup, udon and rice dishes. It's also been a valuable source of protein in the Buddhist vegetarian diet. Our reporter, Dasha, learns more from manufacturer in Fukui Prefecture, Japan's largest abura-age consumption area. Find out why foxes are associated with the food, and learn tasty recipes you can easily try at home.

As an island nation, Japan has enjoyed a plethora of seafood since ancient times. In natural form, some may not look particularly appetizing, and some may even frighten you! But preparation and cooking methods have evolved over the centuries to transform these strange creatures that you may not have imagined were edible into tasty delights! Join us on a recap of some of our coolest seafood discoveries!