Overwhelmed with honeymoon itinerary

Hey guys,
I’m planning a honeymoon for my partner and I for next year, and whilst I’ve planned other trips before Japan seems to be overwhelming me with things to do and layouts.

I’ve come up with the following so far – is there anything in this which is not realistic/doable, and I have missed anything important? It’s been created through a mix of researching my own things; and utilising AI to plan routes etcetera.

Day 1 – Tokyo

– Fly into Tokyo, transport to hotel (near Shinjuku), 7/11 dinner and relax

Day 2 – Tokyo

– Senso-Ji Temple & Nakamise Street (AM)

– Tokyo Skytree (AM)

– Akihabara Street (Noon/PM)

– Dinner near Uendo/Kanda

– Maybe GoKarting?

Day 3 – Tokyo

– teamLabs Planets (Toyosu)

– Explore Odaiba Bay, Diver City, Rainbow Bridge

– Golden Gai Bar Lane/Kabukicho Lights (PM)

Day 4 – Tokyo

– Harry Potter Studio Tour (AM)

– Meiji Jingu Shrine (PM)

– Explore Harajuku (PM)

– Shibuja Crossing & Tokyo Tower (PM)

Day 5 – Tokyo

– DisneySEA

Day 6 – Travel to Kawaguchiko

– Travel to Kawaguchiko area, check into hotel, relax

Day 7 – Kawaguchiko

– Day trip – Biking around the Kawaguchiko – Yamanakako area

Day 8 – Travel to Kyoto

– Travel to Kyoto

– Nishiki Market

– Kiyomizu-Dera Sunset

Day 9 – Kyoto

– Fushimi Inari-taisha Shrine (EARLY)

– Daigo-Ji

– Arashimaya Bamboo Grove & Otagi Nembutsu-Ji

Day 10 – Kyoto

– Travel to Naya Park

– Gion Lanes?

– Relax

Day 11 – Travel to Osaka

– Travel to Osaka

– Dotonbori Street walk

Day 12 – Osaka

– Osaka Castle

– Visit Shinsaibashi & Shinsekai areas/shopping

Day 13 – Osaka

– Nara Deer Park

– Todai-Ji

Day 14 – Osaka

– Osaka Aquariam Kaiyukan

– Explore Tempozan Harbor Village

Day 15 – Osaka

– Universal Studios Japan & CityWalk

Day 16 – Osaka

– Buffer Day, Explore & Relax

by Consistency