Leviathan: The Last Defense - Season 1

Yuru, a young hunter, lives in a small village deep in the mountains, hunting wild game and leading a humble life with Asa, his younger twin sister. Their peaceful lives are torn apart when a dragon’s roar echoes across the sky. What secrets lurk within their village? What fate awaits them?

Sword and magic rule in the continent of Kuna'ahn. In this continent are three powerful nations: the Holy Kingdom of Amoria, the Kingdom of Ishilfen, and the Kingdom of Vanrodis, which share a delicate balance of power. Should disaster befall any one of the three nations, war would spread throughout the continent. Also residing there is the feared "Evil Dragon" Daganzord, an unstoppable force that leaves nothing but scorched land and destruction wherever he goes. Hiiro's parents, Bairo and Kismitete, joined other sorcerers in a magic ritual ten years ago in an attempt to seal Daganzord, but failed when someone interfered. The ritual would later become known as the "Balbagoa Tragedy." After being rescued by Giruu, young Hiiro set out to learn swordsmanship so that he could avenge his parents.

The Summer of "Anu": In a summer once every five years, demons in the mysterious Tower of Druaga lose their powers due to the magic spell cast by a god named "Anu". King Gilgamesh, ruler of the kingdom Uruk, uses the appearance of demons as an excuse to invade the tower and find out the construct's secrets. As 80 years passed, the Uruk army managed to fight back the demons and built a fortress city and safe haven on the very first floor of Druaga—Metz Kier. Thus begins the story of a warrior named Jil, who, finding companions along the way, embarks on a quest for the fabled Blue Crystal Rod, a powerful artifact rumored to be in the highest floor of Druaga. However, other competitors, including the kingdom of Uruk itself, want the treasure, all for their own reasons.

As a prophecy of doom unfolds on the peaceful land of Britannia, a purehearted boy sets out on a journey of discovery — and revenge.

The story begins when high school student Kazuki Muto is killed one night saving a mysterious girl from a monster, only to wake up in his school dorm, believing it to have been a dream; however, he soon finds out that dream wasn't a dream at all when a giant serpentine monster attacks him and his sister. Tokiko Tsumura, the girl he saved, explains that the monster is a homunculus. Kazuki had been attacked and killed by it when he was rescuing her; however, she, feeling responsible for him, revived him by placing a Kakugane medallion in his chest, serving as a replacement heart.

The swordsmith Amon accidentally comes across an infant and its dead mother in the forest. Although he is initially overwhelmed by the situation, he finally decides to take the boy with him and thus save him from certain death. Ten years after this fateful encounter, the boy from that time, Gai, is apprenticed to Amon. While making a sword, however, there is a tragic accident in which Gai loses his right arm. Amon then decides to use a sword called Shiryuu to make an artificial arm for Gai. Thus, it begins…

In the beautiful land of Astraea where a gentle breeze blows, a young man named Yuuki awakens with no memory of his past. There he encounters a guide who has sworn to care for him—Kokkoro, a lovely swordswoman who's always feeling peckish—Pecorine, and a cat-eared sorceress with a prickly attitude—Karyl. Led by fate, these four come together to form the "Gourmet Guild." And so their adventure begins...

Two kids whose families own businesses in a shopping arcade that's scheduled to shut down are thrown into a series of dimensions, each one a parody of some form of anime or video game, and try to find their way home.

Legends speak of the Shepherd, a savior who will bring peace to the seraphim and human worlds. Sorey has spent his life studying ancient books and exploring ruins to learn more about this legendary savior. When he and his seraphim companion Mikleo encounter a mysterious girl in the ruins, the stories of the Shepherd become Sorey's reality.

Set in a world where humanity has lost control of the oceans to the “deep sea fleet,” the only hope to counter this threat are the Kanmusu, a group of girls who possess the spirit of Japanese warships. The story revolves around Fubuki, a destroyer who comes to the Chinjufu base to train with other Kanmusu. Watch as their stories unfold!