Online streaming sub anime shows:

Kenja no Mago sub
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Based on a light novel series written by Yoshioka Tsuyoshi and illustrated by Kikuchi Seiji.A young man dies in a car accident and is reborn in a magical new world. The old, yet wise Merlin finds the boy, names him Shin, raises him from infancy, and teaches him combat and powerful magic along the way. 15 years later, Shin is ready to travel the globe on his own, but Merlin forgot to teach him something major—common sense!Source: Funimation

Main title: Kenja no Mago
Official verified title in English: Wise Man`s Grandchild

Other unofficial verified titles:
賢者の孫 in Japanese
Show type: TV Series, 12 episodes
On air: 10.04.2019 till ?
Tags: fantasy, novel, parallel world

We have 12 of 12 episodes!

Kono Oto Tomare! sub
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Based on a shounen manga series by Amyuu.Since the graduation of the senior members of the club, Takezou ends up being the sole member of the Koto (traditional Japanese string instrument) club. Now that the new school year has begun, Takezou will have to seek out new members into the club, or the club will become terminated. Out of nowhere, a new member barges into the near-abandoned club room, demanding to join the club. How will Takezou be able to keep his club alive and deal with this rascal of a new member?Source: M-U

Main title: Kono Oto Tomare!
Official verified title in English: Kono Oto Tomare! Sounds of Life

Other unofficial verified titles:
この音とまれ! in Japanese

Synonyms: Stop This Sound!
Show type: TV Series, unknown number of episodes
On air: 07.04.2019 till ??.06.2019

We have 13 of 13 episodes!

Kimetsu no Yaiba (Demon Slayer) sub
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Based on an action fantasy shounen manga by Gotouge Koyoharu.Since ancient times, rumors have abounded of man-eating demons lurking in the woods. Because of this, the local townsfolk never venture outside at night. Legend has it that a demon slayer also roams the night, hunting down these bloodthirsty demons. For young Tanjirou, these rumors will soon to become his harsh reality...Ever since the death of his father, Tanjirou has taken it upon himself to support his family. Although their lives may be hardened by tragedy, they've found happiness. But that ephemeral warmth is shattered one day when Tanjirou finds is family slaughtered and the lone survivor, his sister Nezuko, turned into a demon. To his surprise, however, Nezuko still shows signs of human emotion and thought... Thus begins Tanjirou's request to fight demons and turn his sister human again.Source: Viz Media

Main title: Kimetsu no Yaiba
Official verified title in English: Demon Slayer

Other unofficial verified titles:
鬼滅の刃 in Japanese
鬼滅之刃 in Chinese (Traditional)

Synonyms: Demon Slayer: Kimetsu no Yaiba
Show type: TV Series, unknown number of episodes
On air: 06.04.2019 till ?

We have 26 of 26 episodes!

Yu-No: A Girl Who Chants Love at the Bound of this World sub
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Arima Takuya is a young student whose father, a historian who has conducted various researches, disappeared recently. During a summer vacation Takuya receives a peculiar package from his missing father, along with a letter containing information about the existence of various parallel worlds. At first Takuya doesn't take it seriously, but soon he realizes that he possesses a device that allows him to travel to alternate dimensions. Is his father alive, after all? If so, where is he?Source: TL Wiki

Main title: Kono Yo no Hate de Koi o Utau Shoujo Yu-no
Official verified title in English: Yu-No: A Girl Who Chants Love at the Bound of This World

Other unofficial verified titles:
この世の果てで恋を唄う少女YU-NO in Japanese
Show type: TV Series, 26 episodes
On air: 02.04.2019 till ?
Tags: game, seinen, visual novel

We have 26 of 26 episodes!