Start with highly rated options such as Yokohama Hakkeijima Sea Paradise (4.2, 18,878 reviews), Aqua Museum (4.4, 403 reviews) and Namamugi Kaisuigyo Center (4.3, 259 reviews). Many cities also list general pet shops — ask staff about planted-tank soil and fertiliser before assuming they only sell fish kits.
Should I call before visiting?
Yes — stock of live plants, aquasoil, and CO₂ accessories changes quickly. Confirm hours on the store card and ask whether they carry the brands you need.
What if Yokohama shops do not stock aquascaping gear?
Use the Amazon picks on this page when available, and read our guides: Planted tank substrate picks · Sponge filters for shrimp.
Looking for aquarium and aquascape shops in Yokohama, Kanto, Japan? This directory lists 20 local options with addresses, ratings, and maps so you can compare before you visit.
Aquarium & Aquascape Stores in Yokohama, Japan
20 stores listed
Shop aquarium supplies on Amazon — Yokohama, Japan
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Top #1
Yokohama Hakkeijima Sea Paradise
Open
★4.2
(18,878 reviews) Aquarium, Amusement park, Theme park, Tourist attraction
📍Hakkeijima, Kanazawa Ward, Yokohama, Kanagawa 236-0006, Japan
🕑Monday: 10 AM to 6 PM; Tuesday: 10 AM to 6 PM; Wednesday: 10 AM to 6 PM; Thursday: 10 AM to 6 PM; Friday: 10 AM to 6 PM; Saturday: 10 AM to 7 PM; Sunday: 10 AM to 7 PM
🕑Monday: 10 AM to 5 PM; Tuesday: 10 AM to 5 PM; Wednesday: 10 AM to 5 PM; Thursday: 10 AM to 5 PM; Friday: 10 AM to 5 PM; Saturday: 10 AM to 6 PM; Sunday: 10 AM to 6 PM
📍144 Yamashitacho, Naka Ward, Yokohama, Kanagawa 231-0023, Japan
🕑Monday: 10 AM to 5 PM; Tuesday: 10 AM to 5 PM; Wednesday: 10 AM to 5 PM; Thursday: 10 AM to 5 PM; Friday: 10 AM to 5 PM; Saturday: 10 AM to 6 PM; Sunday: 10 AM to 6 PM
🕑Monday: 10 AM to 5 PM; Tuesday: 10 AM to 5 PM; Wednesday: 10 AM to 5 PM; Thursday: 10 AM to 5 PM; Friday: 10 AM to 5 PM; Saturday: 10 AM to 7 PM; Sunday: 10 AM to 7 PM
📍2 Chome-12-34 Shinyamashita, Naka Ward, Yokohama, Kanagawa 231-0801, Japan
🕑Monday: 10 AM to 8 PM; Tuesday: 10 AM to 8 PM; Wednesday: 10 AM to 8 PM; Thursday: 10 AM to 8 PM; Friday: 10 AM to 8 PM; Saturday: 10 AM to 8 PM; Sunday: 10 AM to 8 PM
📍1 Chome-11-1 Rokukakubashi, Kanagawa Ward, Yokohama, Kanagawa 221-0802, Japan
🕑Monday: Closed; Tuesday: Closed; Wednesday: 11 AM to 6 PM; Thursday: 11 AM to 6 PM; Friday: 11 AM to 6 PM; Saturday: 11 AM to 6 PM; Sunday: 11 AM to 6 PM
🕑Monday: 10 AM to 5:30 PM; Tuesday: 10 AM to 5:30 PM; Wednesday: 10 AM to 5:30 PM; Thursday: 10 AM to 5:30 PM; Friday: 10 AM to 5:30 PM; Saturday: 10 AM to 6:30 PM; Sunday: 10 AM to 6:30 PM
📍2 Chome-17-37 Saido, Konan Ward, Yokohama, Kanagawa 233-0008, Japan
🕑Monday: 10 AM to 6 PM; Tuesday: 10 AM to 6 PM; Wednesday: 10 AM to 6 PM; Thursday: 10 AM to 7 PM; Friday: 10 AM to 7 PM; Saturday: 10 AM to 6 PM; Sunday: 10 AM to 6 PM
🕑Monday: 10 AM to 7 PM; Tuesday: 10 AM to 7 PM; Wednesday: 10 AM to 7 PM; Thursday: 10 AM to 7 PM; Friday: 10 AM to 7 PM; Saturday: 10 AM to 7 PM; Sunday: 10 AM to 7 PM
🕑Monday: 9 AM to 8 PM; Tuesday: 9 AM to 8 PM; Wednesday: 9 AM to 8 PM; Thursday: 9 AM to 8 PM; Friday: 9 AM to 8 PM; Saturday: 9 AM to 8 PM; Sunday: 9 AM to 8 PM
🕑Monday: 9 AM to 9 PM; Tuesday: 9 AM to 9 PM; Wednesday: 9 AM to 9 PM; Thursday: 9 AM to 9 PM; Friday: 9 AM to 9 PM; Saturday: 9 AM to 9 PM; Sunday: 9 AM to 9 PM