If you're looking for anime similar to So I'm a Spider, So What? Ex (Light Novel), you might like these titles.
In a world where dragons rule the skies, mankind still dreams of flight, of someday dominating the heavens in their stead. Even in times of war, the passionate young pilot Karl Schuniz continues to chase his dreams, taking up his wings of steel—the revolutionary new aircraft, the Blitz Vogel—to challenge the Kaiser Drache, the fastest dragon that can fly at supersonic speeds.
Himemi has gone to the world of the Heavenloids with Munto, the Magical King, so she can save both his world and her own. Little does she know that the most difficult part won't be facing the dangerous Union, who want to crystalize her to harness her power, but facing her own heart and the secret that lies within.
Lv Guichen, the son of the Qing Yang clan in the northern part of the country, comes to the eastern part of the country as a hostage and befriends Ji Ye, the son of a concubine who has never been loved by his father, and Yu Ran, the princess of the Yu clan who has followed his grandfather to take refuge. The three young friends are targeted and challenged in the Prince's Academy because of their identities, and in the process of helping and saving each other, a deep friendship is established. The kingdom's overlord, Win Wu-Young, is ordered by the lords with the son of heaven, and Lv Gui-Chen, Ji Ye and Yu Ran follow the famous general of the generation, Xie Yan, to send out a righteous division to fight the battle of Zhangyang Pass. In the moment of danger, the teenagers fight to the death and grow into a generation of leaders.
Sasami is a lazy hikikomori who'd rather be playing video games and sleeping than being a productive member of society, especially with a doting brother who waits on her hand and foot. But there's more than Sasami and her family than meet the eye – in reality, they are connected to the goddess Amaterasu and mysterious 'alterations' that occasionally change and threaten the world. With the help of three sisters, Sasami slowly tackles day to day challenges and puts a stop to alterations – and monsters – when they appear.
The city of Terene in the Holy Kingdom of Dinez is a melting pot of races and professions: adventurers looking to get rich quick, quick-witted merchants, singing and dancing bards, nobles, holy men, beastfolk, and more. The town itself is so labyrinthine that it has been nicknamed the Labyrinth Town. Nick, a heartbroken Light Warrior who has been kicked out of the Martial Arts adventuring party and deceived by his lover, is a resident of this city. Fed up with everything, he visits a bar only to find bad food, adventurers living it up, and uninteresting tablemates. As he drowns his sorrows in lukewarm beer, all of his irritation and discontent burst forth in one declaration: "Humans can't be trusted!' He thought he was only voicing his own frustration, but in reality, the statement came from four voices... Thus begins the adventure of four people who each carry their own scars!
Yuuhi Amamiya is a loner whose mistrust of people was instilled in him at a young age by his abusive grandfather. So when an annoying talking lizard tells the university student that he is one of twelve knights chosen to stop the gigantic "biscuit hammer" before it smashes the Earth to smithereens, Yuuhi has no inclination to rescue such an unkind world. Despite his apathy, the boy is targeted by a golem while going about his day-to-day life, and ends up teaming up with the other knights anyway. One of his new companions is Samidare Asahina, the "princess" and leader of the knights, who secretly is only trying to protect the Earth so she can destroy it herself! Entranced, Yuuhi swears eternal loyalty to this cheerful devil that promises to crush the world he despises.
While on their travels, Edward and Alphonse Elric hear rumors of an alchemist named Judau who has succeeded in human transmutation. Thinking that it may help them regain their former bodies the pair visits him, but can this blind alchemist really help them in their quest? Also, one day, before the appearance of the homunculus, Ed and Al return home to Resembool to get Ed’s automail repaired. Fearing Winry’s retribution for breaking her handiwork yet again, the brothers find a novel way to prevent themselves from being attacked...
Everyone around Futaba expects her to grow up and become an adult, and she's lost the ability to keep herself mentally balanced. At the bottom of her heart, her childish self is still there, and still strong. One day she wanders into another dimension, a world where the light has been lost, and darkness rules. The people there exist as babies wearing only their underpants. The clothes they wear can be summoned as powerful fighters called SpiCloths. In this world, a battle was being fought between light and darkness...