Osaka Aquarium Kaiyukan – Ticket Information & Experience Details

Overview

Osaka Aquarium Kaiyukan, located in the Tempozan Harbor Village of Osaka’s bay area, is one of the world’s largest aquariums, opened in 1990 and renowned for its Pacific Ocean-themed exhibits featuring over 30,000 marine creatures from 620 species across 15 zones. This architectural marvel, designed as a spiraling journey from the 8th floor down, recreates ecosystems from the Ring of Fire, including the massive central Pacific Ocean tank (9 meters deep, 34 meters long) housing whale sharks, manta rays, and hammerhead sharks. Highlights include interactive zones like the Japan Forest with otters, the Antarctica exhibit with king penguins, and the Jellyfish Galaxy. Posts on X and Tripadvisor praise the majestic whale sharks and “Sea at Night” evening ambiance (from 5:00 PM), though crowds and long entry waits are common complaints. Official tickets start at ¥2,700 (adult, advance with dynamic pricing), with timed entry recommended to skip queues. A must-visit for families and marine enthusiasts, blending education with immersive ocean views near Universal Studios Japan.

Why Visit

• Diverse Marine Worlds: Journey through 15 zones replicating Pacific Rim habitats, from the Great Barrier Reef’s colorful fish to Antarctica’s penguins, with over 30,000 creatures including two whale sharks.
• Unique Experiences: Walk the Aqua Gate tunnel, observe feeding times (e.g., ringed seals at 10:20 AM and 3:05 PM), and enjoy “Sea at Night” lighting from 5:00 PM; interactive penguin encounters available.
• High Demand: Timed entry system; pre-booking via Jasumo Tickets ensures QR code access and avoids 1–2 hour waits, especially on weekends.
• Prime Location: 5-minute walk from Osakako Station, integrated with Tempozan Harbor Village for shopping, dining, and the Tempozan Ferris Wheel; ferry from USJ (10 minutes).
• Flexible Timing: Open daily with varying hours (typically 10:00 AM–8:00 PM); dynamic pricing and e-tickets suit any schedule, ideal for weekdays to dodge crowds.

Experience Details

Standard Operating Hours

• Location: Osaka Aquarium Kaiyukan, 1-8 Chome-1 Minatomachi, Taisho Ward, Osaka, 552-0003
• Capacity: Limited per time slot (strict control; dynamic pricing adjusts for demand)
• Access: 5-min walk from Osakako Station (Osaka Metro Chuo Line, ~20 min from Umeda); 10-min ferry from Universal City Port (Captain Line, ¥900); ~1 hour from Kansai Airport via limousine bus (¥1,550). Google Maps: https://maps.app.goo.gl/8Z3k4Y5m9X7z2Qw6
• Contact: +81-6-6576-5501; https://www.kaiyukan.com/language/eng/
• Accessibility: Wheelchair accessible (elevators, ramps); half-price for disabled +1 companion (show certificate); contact for assistance; stroller parking available
• Hours: Varies by season (last entry 1 hour before close; check https://www.kaiyukan.com/language/eng/hours.html):
  • March–April: 9:00–10:00 AM opening, 8:00 PM close
  • May: 8:00–10:00 AM opening, 8:00–9:00 PM close
  • June–February: Typically 10:00 AM–8:00 PM (9:00 AM early openings some days)
  • Closed January 14–15, 2026 (next known)
• Tickets (tax incl., per kaiyukan.com):
  • Adult (16+): ¥2,700+ (dynamic, advance e-ticket)
  • Senior (60+): ¥2,000–¥2,200 (show ID)
  • Child (7–15): ¥1,200–¥1,400
  • Toddler (4–6): ¥600–¥700
  • Under 4: Free (with adult)
  • Disabled +1 Companion: Half-price (certificate required)
  • Wheelchair/Companion: Same as above; companion half-price
• Note: Advance e-tickets recommended (starts August 30, 2025, via Jasumo Tickets; up to opening time day-of). QR code entry; ~10-min activation wait. High demand; book early for weekends. Audio guides ¥500 (English/Chinese available); no re-entry without stamp.

Special Operating Hours: Sea at Night

• Date: Daily from 5:00 PM (year-round)
• Venue: Osaka Aquarium Kaiyukan (as above)
• Sessions:
  • Evening Session (Night Atmosphere):
    • Open: 5:00 PM (lights/music shift)
    • Events (Estimated): Dimmed lighting, ambient sounds until close
    • Last Admission: 7:00 PM
    • Close: 8:00 PM (varies)
• Tickets (tax incl.): Same as standard (¥600–¥2,700+); valid all day—enter early for full experience
• Note: Standard tickets valid; less crowded evenings. Feeding times (e.g., whale sharks 10:30 AM, 3:30 PM) may vary. Weather irrelevant (indoor). Check https://x.com/Osaka_Kaiyukan or https://www.kaiyukan.com/language/eng/ for updates.

Experience Highlights

Osaka Aquarium Kaiyukan offers a spiraling multi-zone experience:

• Aqua Gate & Japan Forest: Entry tunnel with tropical fish; otters and capybaras in lush forest habitat.
• Pacific Ocean Central Tank: Whale sharks, manta rays, hammerheads in 9m-deep tank; view from multiple floors.
• Antarctica & Arctic Circle: King penguins, ringed seals; feeding at 10:20 AM/3:05 PM.
• Great Barrier Reef & Tasman Sea: Colorful corals, Pacific white-sided dolphins; jellyfish galaxy for soothing vibes.
• Interactive Zones: Penguin encounters (additional ¥500–¥1,000); touch pools for rays.
• Duration: ~2–3 hours recommended; no time limit unless crowded.
• Views: Underwater tunnels, multi-level perspectives; scenic Osaka Bay from exterior.
• Features: Daily feedings (up to 11 species), “Sea at Night” ambiance; Tripadvisor reviews highlight “whale sharks’ majesty” but note crowds—go weekdays.

Ticket Information

Pricing

• Official Prices (tax included, per kaiyukan.com):
  • Adult (16+): ¥2,700+ (dynamic, advance e-ticket)
  • Senior (60+): ¥2,000–¥2,200 (show ID at counter)
  • Child (7–15): ¥1,200–¥1,400
  • Toddler (4–6): ¥600–¥700
  • Under 4: Free (with adult)
  • Disabled +1 Companion: Half-price (certificate required)
  • Wheelchair/Companion: Same as above
• Note: Dynamic pricing varies by date/demand (e.g., ¥2,700 base for adults); advance e-tickets up to opening time. Child tickets for 4–15 (with adult). ID (passport) required; no refunds for mismatches. Bundles with Tempozan Ferris Wheel or Captain Line ferry available (~¥3,000+).

Sales Period

• Advance Booking: Starts August 30, 2025, via Jasumo Tickets. Available up to 30 days prior until opening time day-of. E-tickets via QR code; timed entry.
• Day-of Tickets: Available at counter/online (queues possible; max per hour).
• Note: Japanese phone number (090/080/070) with SMS required for e-tickets. Jasumo Tickets assists international visitors; check spam for confirmation.

Purchase Channels

• Official: Book via Jasumo Tickets. Click the Book Now button anywhere on the page to purchase. QR code entry; ensure email allows “kaiyukan.com”.
• In-Person: Ticket counter (10:00 AM–7:00 PM); cash/credit/e-money (iD, PiTaPa).
• Need Assistance?: Contact Jasumo Tickets or Osaka Aquarium Kaiyukan (+81-6-6576-5501, 9:00 AM–7:00 PM) for bilingual support.

Cancellation Policy

• Standard: Free for unused tickets (pre-entry); no refunds post-entry or expired.
• Event Closure: No refunds for partial closures (e.g., maintenance); indoor minimally affected.
• Processing: Immediate for unused; applies to Jasumo purchases.
• Check closure status: https://x.com/Osaka_Kaiyukan or https://www.kaiyukan.com/language/eng/.
• Note: No refunds for age mismatches or no-shows; contact for assistance.

Rules

• Venue: Indoor; all ages welcome (under 4 free, 4–15 with adult).
• Prohibited Items: Large luggage (>50x40x40 cm), outside food/drinks (except sealed bottles), tripods, pets (service animals OK). Luggage storage/lockers (¥300–¥1,000).
• Restrictions: Timed entry; no re-entry without stamp. Follow staff; no flash in exhibits. Children under 16 alone must leave by 7:00 PM (ordinance). Health issues for interactive zones—contact staff.
• Photography: Allowed (no flash/tripods); respect crowds.
• **No refunds post-entry, except per policy.
• Wheelchair Users: Contact venue (+81-6-6576-5501) two weeks prior; half-price with certificate.
• Note: Dress for walking (August hot outside, 25–35°C; indoor AC). English signage/leaflets available; non-Japanese speakers enjoy visuals.

Note

Tickets (¥600–¥2,700+) sell out quickly due to capacity limits, especially weekends and holidays. Book early via https://jasumotickets.com/ to secure timed slots. Check https://x.com/Osaka_Kaiyukan for real-time updates on feedings (e.g., whale sharks 10:30 AM/3:30 PM) and crowds. Due to high demand, arrive 30 minutes early; pair with Tempozan Ferris Wheel for bay views.

Inquiries

• Contact: Jasumo Tickets or [email protected]
• Venue: Osaka Aquarium Kaiyukan: +81-6-6576-5501 (9:00 AM–7:00 PM); https://www.kaiyukan.com/language/eng/
• Ticket Support: Jasumo Tickets or official site

Precautions

• No Re-entry: Stamp for same-day return; plan one visit.
• Accessibility: Wheelchair-friendly; contact two weeks prior with certificate.
• Weather: Indoor; no impact, but August humid (25–35°C)—bring water for transit.
• **Japanese phone number required for e-tickets; Jasumo assists.
• **Bring ID/QR backup; passport for discounts.
• Luggage: Lockers available (¥300–¥1,000); no large bags inside.
• Arrive Early: Timed entry queues; 30 min before slot.
• Dress: Comfortable shoes for 2–3 hours walking; light layers for AC.

Additional Information

• Background: Opened 1990, Kaiyukan is Japan’s largest aquarium by species (620+), earning Tripadvisor’s Travelers’ Choice for whale shark exhibits and Pacific themes.
• Experience: Spiraling zones, daily feedings, night ambiance; non-Japanese speakers enjoy multilingual leaflets.
• Travel Tips:
  • Transportation: Use JR Pass or ICOCA. Osakako Station (5 min); 20 min from Umeda; 1 hour from KIX via bus. https://www.japan-rail-pass.com/
  • Accommodation: Book early (Tempozan: Hotel Seagull Tempozan Osaka, ¥10,000–¥20,000/night; budget: APA Hotel, ¥8,000–¥15,000/night)
  • Dining: Backlot Cafe (¥1,500–¥3,000 for seafood); Tempozan Marketplace nearby (5-min walk)
  • Etiquette: Respect exhibits/crowds; casual attire (comfortable shoes)
  • Weather: August hot/humid; indoor AC, bring rain gear for travel
• Merchandise: Souvenirs (¥500–¥3,000) at shops or https://www.kaiyukan.com/language/eng/shop
• Health/Safety: Masks recommended in crowds. Check https://www.kaiyukan.com/language/eng/ for updates

Disclaimer

Jasumo offers a facilitation service for foreign tourists and non-Japanese residents in Japan, helping them access and apply for tickets to various attractions, including Osaka Aquarium Kaiyukan 2025. We are not a reseller of tickets, nor do we sell tickets directly. Our role is to support international customers by guiding them through the official ticket booking process, ensuring they can secure their tickets through recognized platforms and authorized providers. As a business based in Japan with a bilingual staff and a deep understanding of the challenges faced by non-Japanese visitors, we address common bottlenecks such as:

• Language Barriers: Navigating Japan’s primarily Japanese-language ticketing systems can be challenging for foreign tourists. Jasumo provides bilingual support to bridge this gap and ensure a smooth booking experience.
• Access to Japanese-Only Platforms: Many attractions in Japan require local knowledge to navigate and access, and often these platforms do not offer international payment options or are difficult to use for non-Japanese speakers. We facilitate the booking process by providing guidance and helping with international payment methods where applicable.
• Limited Availability & Complex Registration: Attractions in Japan often have limited capacity, and understanding the timing and process for securing tickets can be confusing for international visitors. Jasumo helps you manage deadlines and requirements, giving you the best chance of securing your entry.

Due to high demand for Osaka Aquarium Kaiyukan, with strict occupancy limits per time slot, availability is not guaranteed. Refunds will only be issued if entries cannot be secured through official channels or in case of cancellation. We strongly recommend booking early via https://jasumotickets.com/ to secure your preferred time slot at official prices (¥600–¥2,700+).

Booking with Jasumo Tickets

• How: Click Book Now on https://jasumotickets.com/. Contact https://jasumotickets.com/contact/, specifying date (e.g., Aug 16, 2025, 10:00 AM Slot), type (e.g., Adult, 2 tickets)
• Benefits: Bilingual support, Japanese phone assistance, group bookings
• Note: Book from Aug 30, 2025, for any date. Official ¥600–¥2,700+

Our Partners

Jasumo Tickets partners with trusted platforms to ensure seamless booking.

Reviews

• “Whale sharks and otters were amazing—e-tickets via Jasumo skipped the long lines; perfect family day!”
• “Easy and cheap; no waiting in line—worth buying for the underwater tunnel!”
• “High-rise aquarium with amazing creatures; KKday/Jasumo arrangement was quick and easy—recommend to friends!”