Chinese EV manufacturer BYD is accelerating its entry into the Japanese market. The first of these is the new EV “SEALION 7,” announced as the fourth model to be introduced in Japan. Sales will begin on April 15, 2025. Pre-orders will begin at 11:00 AM on March 15, 2025. Prices will range from 4,950,000 yen to 5,720,000 yen.
The Sea Lion 7 is the latest model in BYD’s “Marine Series” that is being rolled out globally, and is a mid-size SUV that has already received high praise in China and Europe. Its sophisticated design and advanced technology are sure to make a big impact on the Japanese automotive industry.
Understood. I will summarize the main points of the above article in bullet points.
- BYD’s new EV “Sea Lion 7” introduced in Japan :
- BYD Auto Japan will begin selling the new EV “Sea Lion 7,” its fourth model to be introduced in Japan, on April 15, 2025.
- Advance reservations will begin at 11:00 on March 15, 2025.
- Sea Lion 7 Features :
- A five-seater crossover SUV.
- Body size: Length 4830mm x width 1925mm x height 1620mm, wheelbase 2930mm.
- Grade structure: Two grades: 2WD (rear-wheel drive) and 4WD.
- 4WD model: 0-100km/h acceleration in 4.5 seconds, range 540km.
- 2WD model: 0-100km/h acceleration in 6.7 seconds, range 590km.
- Drive battery: Lithium iron phosphate blade battery.
- High safety and interior space are ensured by adopting CTB (Cell to Body) technology.
- More information :
- Grade configuration: Multiple grades will be available, each with different battery capacity, motor output, and equipment.
- Price: It is expected to be strategically set with consideration for competing models.
- Cruising range: 590 km in WLTC mode with rear-wheel drive, 540 km with four-wheel drive (planned).
- Charging performance: Supports fast charging and home charging.
- Safety features: The latest driver assistance systems, including automatic emergency braking and lane keep assist.
- Comfort features include a large touchscreen and premium sound system.
- Connectivity: Smartphone connectivity, OTA updates.
- Design: Stylish and sophisticated exterior, high-quality interior.
- Outlook for the Japanese market :
- This is an important model that will increase BYD’s presence in the Japanese market.
- Plans to expand the range of vehicles introduced into the Japanese market in the future.
- It has the potential to create a new sensation in Japan’s EV market.
- Purchase Bonus
- Users who complete registration by June 30, 2025 will receive an ETC in-vehicle unit, a drive recorder, and a karaoke microphone or V2L adapter free of charge.
Features of BYD’s new battery EV “Sea Lion 7”

The Sea Lion 7 is a five-seater crossover SUV, boasting an imposing body with a total length of 4830mm, a total width of 1925mm, a total height of 1620mm, and a wheelbase of 2930mm. The spacious interior space will provide passengers with a comfortable drive.


Two powertrains are available: 2WD (rear-wheel drive) and 4WD. The 4WD model boasts excellent performance, with 0-100km/h acceleration in 4.5 seconds and a range of 540km, while the 2WD model achieves 0-100km/h acceleration in 6.7 seconds and a range of 590km.



The drive battery is a lithium-ion iron phosphate blade battery developed independently by BYD, which offers high safety, a long life, and excellent energy efficiency. Furthermore, CTB (Cell to Body) technology allows the battery to be integrated into the vehicle body structure, improving safety and interior space.
The Sea Lion 7 is also equipped with a full range of advanced driver assistance systems and comfort features. Safety features such as automatic emergency braking and lane keep assist are likely to be standard equipment, and comfort features such as a large touchscreen and premium sound system will also be available.
BYD’s new battery EV “Sea Lion 7” grade configuration and price
The price of the Sea Lion 7 ranges from 4,950,000 yen to 5,720,000 yen.
| Specifications | BYD SEALION 7 | BYD SEALION 7 AWD | |
|---|---|---|---|
| Drive system | rear-wheel drive | four-wheel drive | |
| Full length | 4,830mm | 4,830mm | |
| Overall width | 1,925mm | 1,925mm | |
| Overall height | 1,620mm | 1,620mm | |
| /Wheelbase | 2,930mm | 2,930mm | |
| Vehicle weight | 2,230 kg | 2,340 kg | |
| Passenger capacity | 5 people | ||
| Luggage capacity | Front 58L / Rear 500L | ||
| Minimum turning radius | 5.9m | ||
| Driving distance per charge | 590km | 540km | |
| Acceleration time from 0 to 100 km/h | 6.7 seconds | 4.5 seconds | |
| electric motor | Front motor type | − | Squirrel-cage three-phase induction motor |
| Front motor maximum output (net value) ㎾(PS) | − | 160(217) | |
| Front motor maximum torque (net value) N・m | − | 310 | |
| Rear motor type | Permanent magnet synchronous motor | ||
| Rear motor maximum output (net value) ㎾(PS) | 230(312) | ||
| Rear motor maximum torque (net value) N・m | 380 | ||
| power battery |
kinds | BYD Blade Battery (lithium iron phosphate battery) |
|
| Total electricity consumption (kWh) | 82.56 | ||
| various devices | Front suspension | Double wishbone suspension | |
| Rear suspension | Multi-link suspension | ||
| Front disc | Drilled and ventilated discs | ||
| rear disc | Ventilated disc | ||
| Tire size | (F)235/50 R19 (R)255/45 R19 |
245/45 R20 | |
| price | 4,950,000 yen | 5,720,000 yen | |
BYD’s new battery EV “Sea Lion 7” range and charging performance
The WLTC mode driving range is expected to be 590 km for rear-wheel drive and 540 km for four-wheel drive. Grades with different driving ranges may be available depending on the battery capacity, drive system, and equipment. Regarding charging performance, the car supports quick charging, allowing the battery to be charged in a short time. It is also compatible with home chargers, so charging at home is possible.
The warranty period for the battery, the lifeblood of a BEV, is 10 years/300,000 km, a confident setting befitting a manufacturer whose original business is batteries. Even after 4,500 quick charge tests, the battery’s SOC is said to drop by only 10%.
BYD’s new battery EV “Sea Lion 7” Japanese market strategy
BYD entered the Japanese market in July 2021 and has introduced three EV models to date. The first, the ATTO 3, has been popular with families thanks to its stylish design and comprehensive equipment. The second, the DOLPHIN, is attracting attention as an urban commuter with its compact body and affordable price. And the third, the SEAL, is a premium sedan that combines a sporty design with high driving performance, bringing a breath of fresh air to the EV market.
The Sea Lion 7 will join these existing models as BYD’s new flagship model. With the launch of the Sea Lion 7, BYD aims to further expand EV sales in the Japanese market and contribute to the realization of a sustainable society.
Outlook for the Japanese market
The Sea Lion 7 is expected to be an important model that will further enhance BYD’s presence in the Japanese market. Its attractive design, excellent performance, and competitive pricing will surely capture the hearts of many Japanese users.
Starting with the launch of the Sea Lion 7, BYD plans to further expand the range of vehicles it introduces to the Japanese market. By 2025, it is expected that the company will offer a wide lineup of vehicles, from compact cars to SUVs and sedans, accelerating the spread of EVs in the Japanese market.
The Sea Lion 7 is a noteworthy model that has the potential to create a new sensation in the Japanese EV market. We hope you will keep an eye on its future developments.
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