Finished my tohoku itinerary and want to know if it’s good

In September I plan to travel to japan on my third time there but first time in tohoku. What do you think of the following itinerary?

Day 1:
-land in tokyo
-shinkansen to yamagata city
-kajo central observatory

Day 2:
-yamadera shrine
-tarumizu shrine
-Yamagata Folk Museum Bunshokan
-Marugoto-kan Beni-no-Kura

Day 3:
-kajo park
-ginzan onsen
-shirogane falls
-silver mine
-s-pal mall

Day 4:
-zao mountain
-okama lake

Day 5:
-omoshiroiyama gorge
-kinuito falls
-senzanbuchi trail

Day 6:
-ride to tsuruoka
-tsuruoka park

Day 7:
-haguro mountain
-ideha museum
-tea house on the trail
-natto
-museum on top

Day 8:
-kamo aquarium
-eat jellyfish ice cream and ramen
-chido museum
-matsugaoka silk farm

Day 9:
-gassan mountain

Day 10:
-ride to akita city
-senshu park
-mega donquijote

Day 11:
-namahage museum
-dress up as a demon
-oga aquarium
-eat a hotdog near the train station
-senshu park again
-go to a restaurant that serves kumanabe

Day 12:
-mount taihei
-milk vending machine

Day 13:
-kakunodate samurai district
-samurai museum
-black sesame ice cream

Day 14:
-travel to hirosaki
-hirosaki park
-hirosaki castle

Day 15:
-nishimeya
-eat bear skewers
-coffee brewery
-tsugaru dam
-bear exhibit
-iwaki river
-eat more bear

Day 16:
-iwaki mountain

Day 17:
-zenringai district
-Hirosaki apple park
-eat apple curry
-fujita garden

Day 18:
-travel to aomori city
-nebuta paper monsters
-cider machine
-port bridge

Day 19:
-Tsurukameya Shokudo restaurant
-aquarium nearby
-hardoff

Day 20:
-osore mountain

Day 21:
-takayama inari
-Tachi-neputa Museum

Day 22:
-travel to sendai
-daikanon statue
-eat cow tounge
-arcades

Day 23:
-akiu falls
-Planetarium nearby

Day 24:
-matsushima bay and its nearby sightseeing attractions
-sendai museum
-aoba castle ruins
-jozenji avenue

Day 25:
-mount izumigatake

Day 26:
-futashi gorge
-tohoku university botanical gardens

Day 27
-travel to tokyo and fly home

by Miserable-Dot-7444