Lake Ikeda

Kyushu's largest caldera lake: its tranquility and mystery

Formed by volcanic activity, this is Kyushu's largest caldera lake, measuring approximately 15 km in circumference and 233 m deep at its deepest point. The seasonal flowers and Mt. Kaimon are reflected on the lake's surface, creating a tranquil landscape that is truly soothing.

The Legend of the Mythical Creature Issie and the Giant Eel - A Romance Sleeping at the Bottom of the Sea

It is said that giant eels that reach 1.8 meters in length live in Lake Ikeda, and there is also a legend that a mysterious water monster named "Issie" lurks there. This lake, where legend and nature intertwine, stimulates the imagination of visitors.

Lake Ikeda - A journey through the landscape reflected on the lake surface and the legends

Lake Ikeda, located in Ibusuki City at the southern tip of the Satsuma Peninsula, is not just beautiful, but a place where nature and legend overlap. With Mount Kaimon reflected on its surface, surrounded by seasonal flowers, and romance lurking at the bottom, this lake has attracted many tourists as a travel destination that resonates with the sights, senses, and imagination.

1. The drama of topography and formation

Lake Ikeda is a caldera lake formed by multiple volcanic activities starting approximately 5,700 years ago, and boasts a circumference of approximately 15 km and a maximum depth of 233 m, making it one of the largest in Kyushu. From a volcanological perspective, it is believed that rather than a single large eruption, multiple volcanic activities repeatedly absorbed the surrounding area to create its current shape, and pyroclastic deposits have been confirmed in the stratum.

Due to this geological background, the vitality of the volcanic topography is strongly reflected in the water quality, depth, and scenery of Lake Ikeda. One of its charms is that the appearance of the lake's surface changes from moment to moment depending on the angle of the light and the movement of the wind, day and night.

2. Seasonal expressions of lakeside scenery and flowers

The charm of Lake Ikeda lies not only in its waterscape, but also in the seasonal flowers that adorn its shores. From winter to spring, especially from late December to early February, rape blossoms bloom in full glory, framing the lake in yellow and giving the feeling of "the early arrival of spring." In addition, a variety of flowers decorate the lakeside, such as poppies and California poppies in spring, sunflowers in summer, and yellow cosmos in autumn, allowing you to enjoy the changing colors of the seasons.

The composition of the flowers, waterscapes, and Mount Kaimon in the distance allows visitors to feel the passage of time as they stroll. As you walk along the lakeside promenade, you will always make new visual discoveries.

3. Activities and Experiences: Seeing Lake Ikeda from the Water

Rather than just looking at the lake surface, you can also take an active approach by going out on the water with a kayaking experience . As you paddle the lake with an instructor, you can experience the scenery, the sound of the water, and the silence from close to the lake surface. One of the pleasures of Lake Ikeda is being able to enjoy the view of Mt. Kaimon and the lake's expressions that can only be seen from the water.

In addition, Lake Ikeda Paradise , located on the lakeside, has been a tourist destination for many years, with a restaurant, souvenir shop, and large eel exhibit (although it has been reported that it will cease operations on August 31, 2025). In the past, enjoying a meal while looking out at the lakeside or tasting local specialties was also a way to enrich the leisure time of a trip.

4. Legends and Mysteries - The Legend of Issie and the Giant Eel

There is a legend about a mythical creature called "Issie" at Lake Ikeda, and sightings have been reported since 1961. In one sighting, nearly 20 people simultaneously saw a large black movement on the lake's surface, and the local tourist association even offered a reward.

There is also a persistent legend that a giant eel lives in Lake Ikeda, with reports of eels measuring up to 1.8 meters in length, 60 cm in chest circumference, and weighing 20 kg. This legendary and mysterious nature makes Lake Ikeda more than just a scenic spot.

A place where legend and nature, visible scenery and unseen mysteries intertwine, visitors to Lake Ikeda will have time to let their imagination soar while gazing at the water's surface.

5. Tips and things to note when visiting

• Best time to see: If you aim for the morning or evening when the light is slanting, or when the light is transmitted through the lake on a clear day, you will see beautiful reflections on the lake surface and beautiful contrasts in the scenery.

• Weather and wind influence: On windy days, waves form on the lake's surface, making it difficult to see the calm, mirror-like scenery. It's best to choose a windless or sunny day.

• Activity reservations: Kayaking experiences and other activities may require advance reservations or may only operate seasonally, so be sure to check official information before visiting.

• Footing and Ease of Walking: The lakeside walking path and the area around the facility may be a mixture of paved roads, sidewalks, and dirt paths, so it is recommended that you wear comfortable walking shoes.

• For example, Ikeda Lake Paradise has announced that it will cease operations at the end of August 2025, so be sure to check the latest information when planning to use the facility.

• Nature Conservation Manor Please respect nature by not disturbing the lakeshore, not picking plants, and always taking your trash with you.

6. Sample visit plan

Morning departure plan <br data-end="2809" data-start="2806">Depart from Sakurajima or Ibusuki area → Arrive at the lakeside → Stroll along the lake while looking at the surface → Kayaking (if time allows) → Photograph flowers and the lakescape along the lakeside → Return or move on to sightseeing in the surrounding area

Afternoon Start Plan <br data-end="2908" data-start="2905">Arrive at the site in the afternoon → Stroll around and visit legendary spots → Take photos of the lakescape in the evening light → Relax at a cafe or rest area (IKEDAKO PAX, etc.) → Enjoy the night view or the lakeside at night before heading home

Relaxed Stay Plan <br data-end="3018" data-start="3015">We also recommend a plan that combines accommodation nearby and allows you to visit Lake Ikeda twice, in the different light of morning and evening. You can enjoy the changing scenery at different times of the day, such as the starry sky at night and the misty scenery in the early morning.

Lake Ikeda is a caldera lake that combines scale and mystery. The time you spend walking around the lake, taking in the quiet water surface, the flowers and mountain ranges, and the untold legends behind the scenery, is sure to be deeply engraved in your travel memories. If you're visiting the Ibusuki/Minami Satsuma region, be sure to add Lake Ikeda to your itinerary and make its scenery and stories your own.