Image credit: Mugen House
Mugen House has officially reopened in a new Adelaide CBD location, an important evolution for the restaurant best known for its impressive $54.80 all-you-can-eat Japanese feasts.
Formerly located at 408 King William Street, the venue has now moved to 228 Morphett Street, unveiling according to owner Jameson Chiang, a space that reflects a deeper, more personal expression of Japanese culture.
Jameson says the decision to relocate wasnāt driven by a single reason, but rather a growing desire to start fresh creatively, as well as the inevitable practical considerations.
“The former space was a venue I had purchased and operated largely within the existing fit-out left by the previous owner. It was a beautiful and modern restaurant, but personally, I felt it didnāt yet express enough of the Japanese spirit and cultural depth that I wanted the brand to embody.”
Rather than reshaping an existing venue again, the move allowed Jameson to completely reimagine Mugen House from the ground up. After travelling extensively throughout Japan and studying restaurant design across multiple cities, the new space blends exposed concrete, timber structures and wooden detailing with traditional Japanese influences.
“For the new venue, I took a completely different approach. I spent time travelling in Japan and visiting Japanese restaurants across several major cities, studying how they design their spaces and create atmosphere.”
Visually, the Morphett Street venue leans into a calmer, more immersive environment, with ukiyo-e inspired artwork depicting Japanese landscapes, including a red Mount Fuji at sunrise and a shrine set within a snowy river scene. This style of art refers to works from the Edo period beginning in the early 1600s.
“These elements help create a calmer, more immersive, and distinctly Japanese environment compared to our previous location.”
“One of the most surprising, and personally my favourite, features of the new space is a dedicated floral display counter within the restaurant.”
The installation is a collaboration with Adelaide-based Japanese florist Noriko (nori & co), with seasonal arrangements curated to reflect the rhythm of nature throughout the year.
“Together, we curate seasonal Japanese-style floral arrangements that change throughout the yearā¦ For me, this floral counter adds life, seasonality, and a quiet sense of Japanese beauty to the dining experience, and itās a detail Iām especially proud of in the new restaurant.”
Mugen Houseās menu has been shaped in part by consultant chef Tomo Ishizuka. His influence throughout 2023 and 2024 helped refine flavour profiles and reinforce traditional Japanese cooking principles.
“During that period, we undertook a substantial overhaul of the menu, and the feedback from guests has consistently been that the overall flavour profile and quality of the food improved noticeably compared to before.”
That philosophy lends to Mugen Houseās $54.80 all-you-can-eat offering, which spans more than 100 dishes and Jameson says is designed to deliver a genuine Japanese dining experience.
“Our $54.80 all you can eat offering is built around the idea of providing a genuine Japanese dining experience, not just a large volume of food.”
You can expect sushi, rolls and sashimi alongside grilled, steamed, fried and tempura dishes, traditional Japanese sides and house-made desserts, with a strong emphasis on handcrafted preparation.
“Importantly, this is very much a proper Japanese restaurant, not a simplified or limited interpretation.”
Traditional dishes such as chawanmushi, spinach ohitashi and harusame salad feature across the menu, items Jameson says are still fairly rare in Adelaide.
“When I was a student, I loved Japanese food, but eating it often meant budgeting carefully and limiting what I could order. Now, through this restaurant, I want people to be able to enjoy Japanese food freely, to eat well, eat fully, and try what they genuinely want, without hesitation.”
With its new Morphett Street home, evolving seasonal design and expansive menu, Mugen Houseās reopening represents a more complete expression of its identity.
“Ultimately, this is about giving the Adelaide community a place where they can enjoy Japanese cuisine comfortably and generously, without feeling restricted, so guests can simply sit down, relax, and enjoy the experience.”
Mugen House
Where: 228 Morphett Street, Adelaide
When: Weekdays from 5:30pm, Weekends from 5pm, Lunch Friday to Sunday from 12pm
For more info, click here.
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