I think its not possible, i didnt find any solution. You should be able to play it in English with Loadiine, but this metod Can have performance issues.
BTW did you run Pokken and Pikmin? If you did please give a replay to post that helped you or write your solution. This will help someone else kater.
Still didn't get the DLC or Updates to work, but I do have a big list of definitive findings on Tiramisu:
Tested on a 32GB White WiiU NTSC-J Super Mario Maker Bundle unit
WORKS STOCK:
New Super Mario Bros U (USA)
DuckTales Remastered (USA)
Legend of Zelda: Wind Waker HD (USA)
Super Smash Bros For WiiU (USA)
Mario Tennis Ultra Smash (USA)
Nintendo Land (USA)
Xenoblade Chronicles X (USA)
ZombiU (USA)
Fist of the North Star: Ken's Rage 2 (USA)
Fatal Frame: Maiden of Black Water (USA)
Mighty Switch Force 2 (USA)
Angry Video Game Nerd Adventures (USA)
Steamworld Dig (USA)
Epic Mickey 2 (USA)
Deus Ex Human Revolution (USA)
Freedom Planet (USA)
Game and Wario (USA)
Ghost Blade HD (USA)
Guacamelee (USA)
Injustice Gods Among Us (USA)
Lego City Undercover (USA)
Lego Star Wars The Force Awakens (USA)
Rayman Legends (USA)
Splatoon (USA)
Tokyo Mirage Sessions FE (USA)
ZombiU (USA)
Shantae and the Pirate's Curse (USA)
Shakedown Hawaii (USA)
Mass Effect 3 Special Edition (USA)
Call of Duty Ghosts (USA)
Call of Duty Black Ops II (USA)
Assassin's Creed III (USA)
Assassin's Creed IV (USA)
Darksiders II (USA)
Monster Hunter 3 Ultimate (USA)
Shantae Half Genie Hero (USA)
Wheel of Fortune (USA)
CHANGES LANGUAGE:
NES Remix (USA)
Legend of Zelda: Twilight Princess HD (USA)
Tekken Tag Tournament 2 (USA)
Donkey Kong Country: Tropical Freeze (USA)
Batman Arkham City Armored Edition (USA)
Kirby and the Rainbow Curse (USA)
Yoshi's Woolly World (USA)
Tank Tank Tank (USA)
Mighty Switch Force Hyper Drive Edition (USA)
Bayonetta (USA)
Hyrule Warriors (USA)
Mario and Sonic Rio 2016 (USA)
Mario and Sonic Sochi 2014 (USA)
Shantae Risky's Revenge (USA)
Shovel Knight (USA)
Darksiders Warmastered Edition (USA)
The Wonderful 101 (USA)
Mighty No. 9 (USA)
Resident Evil Revelations (USA)
Devil's Third (USA)
FREEZES:
NES REMIX 2 (USA)
Super Mario 3D World (USA)
Dr. Luigi (USA)
Animal Crossing Amiibo Festival (USA)
NEED TO CHANGE LANGUAGE IN GAME:
Ninja Gaiden 3: Razor's Edge (USA)
Bayonetta 2 (USA)
Sonic Lost World (USA)
Mighty No. 9 (USA)
Resident Evil Revelations (USA)
Devil's Third (USA)
WORKS WITH SPIIK:
NES Remix (USA)
NES Remix 2 (USA)
Legend of Zelda: Twilight Princess HD (USA)
Donkey Kong Country: Tropical Freeze (USA)
Bayonetta (USA)
Tank Tank Tank (USA)
Mighty Switch Force Hyper Drive Edition (USA)
Dr. Luigi (USA)
Hyrule Warriors (USA)
Mario and Sonic Sochi 2014 (USA)
Animal Crossing Amiibo Festival (USA)
Darksiders Warmastered Edition (USA)
The Wonderful 101 (USA)
DOES NOT WORK WITH SPIIK:
Tekken Tag Tournament 2 (USA)
Batman Arkham City Armored Edition (USA)
Kirby and the Rainbow Curse (USA)
Yoshi's Woolly World (USA)
Super Mario 3D World (USA)
Mario and Sonic Rio 2016 (USA)
Shovel Knight (USA)
Mighty No 9 (USA)