Hi everyone! I'd just like to ask if this itinerary is doable or if it would be too ambitious for a 7-day trip.

Day 1: November 11 (Evening) – Arrival in Fukuoka

Day 2: November 12

• Morning:
  • Ohori Park to enjoy fall foliage
  • Fukuoka Castle ruins + Maizuru Park
• Afternoon:
  • Fukuoka Art Museum
  • Canal City Hakata
• Evening:
  • Nakasu Island

Day 3: November 13

• Morning:
  • Trip to Dazaifu
  • Dazaifu Tenmangu Shrine
• Afternoon:
  • Kyushu National Museum.
  • Lunch, trying out local specialties
  • Komyozenji Temple
• Evening:
  • Return to Fukuoka + Dinner

Day 4: November 14 – Day Trip to Cat Island (Ainoshima)

Day 5: November 15

• Day:
  • Huis Ten Bosch
• Evening:
  • Dinner
  • Stay overnight in Nagasaki City

Day 6: November 16

• Morning:
  • Nagasaki Peace Park and Atomic Bomb Museum
  • Explore the Nagasaki Hypocenter Park.
• Afternoon:
  • Glover Garden, which offers beautiful views and historical Western-style houses.
  • Lunch
  • Dejima
• Evening:
  • Go back to Fukuoka

Day 7: November 17 – Departure

• Morning:
  • Souvenir shopping
• Afternoon:
  • Head to airport

I'd appreciate any suggestions for the improvement of my itinerary. I'm also down to extend my trip a bit if there are any adjacent cities/prefectures worth exploring.