Moving through worlds, transmigration not summoned

1♀ accidental
Setting: western nobility influence (aka no magic)
Add'l theme:

Mitsuha accident fell into a rift in space and given power of a higher being to transfer freely in between two worlds her own (modern Japan) and a country under monarchy. She chose to use that power to save up money for retirement initially. But things came to a point where she's become a noble (viscount, princess of another world, idol hero) and thus her journey to develop her terr

♀protagonist
Setting: fantasy western nobility system influence, magical world and creatures
Add'l theme: lost (+accidental death) person, OP MC, special skills compensation, potion-making, goddess friend, immortal and invincible body (permanently Loli, 15 y.o.), family propagation plan in another world, Loli companions

♂protagonist
Setting: fantasy western nobility system influence, magical world and creatures
Add'l theme: , game-like skill levelling and development, adventurers and the guild

The guy who found a closet like Narnia and became rich with matches

1♂
Setting: Fantasy western game-like
Add'l theme: game-like skill levelling and development, adventurers and quests

♂protagonist
Setting: fantasy western GAME-LIKE system influence, magical world
Add'l theme: , adventurers and the guild, game-like skill levelling development, op mc, appraisal skill op

♀protagonist
Setting: fantasy western nobility system influence, magical world and creatures
Add'l theme: stepmother mc, changing the flow of fate, a different Cinderella story

1♂ into book he wrote about
Settings: modern fantasy
Add'l theme: , game-like skill levelling and development, dungeons and creatures

♀protagonist (lost person, unknown reason of transmigration)
Setting: fantasy western, game system influence
Add'l theme: , magical fantasy world, game-like skill levelling and development, japanese food supremacy, potions as condiments

♀protagonist
Setting: fantasy western nobility system influence
Add'l theme: transmigrated as a soul (possession), villainess, changing the flow of fate, otome game-like development, features and events,