If you're looking for anime similar to Those Years I Opened a Zoo, you might like these titles.
The cute girl with severe social phobia is only wishing to make a few friends in the sky, but the development of things seems a bit beyond imagination. Inexplicably gaining the ability to see ghosts has made Linglong unprepared, and the transfer students who appear one after another appear to be not humans, and the calm campus life is broken. There are nine peerless men and women who have different personalities. Everyone is interested in exquisiteness. Is this really a dream? Behind all the incredible events, the amazing life of ordinary girls is hidden. This is a fantasy journey to pursue true love. The demon king rejuvenated nine times, only to find the true love. In this world, all the lover in the current nine reincarnations are gathered at this time, how Linglong will choose.
When Miyako Arata joins the Shinjuku Ward Office, he thinks he's gotten a normal civil servant job. But it turns out he's joined the Night Community Exchange Department, one of which operates secretly in each of Tokyo's twenty-three ward offices. Their job is to resolve occult issues concerning non-human beings. Accompanied by his senpai and department head Sakaki Kyoichi and the occult obsessed Himetsuka Seo, they work night after night, facing off with beings whose existence defies the laws of our world.
In Japari Park, a mysterious substance called "Sandstar" has turned all the safari animals into human-like creatures with animal ears. Known as "Friends", they occupy different areas of the park in the habitats best suited to them. Although humans have abandoned the place, a small girl is found wandering the grounds with no memory of who she is or how she got there. The Friends decide to help her figure out what species she is and where her proper habitat is located.
On the second floor of an old building is a publishing company that puts out a periodical called Delusional Monthly Magazine, a science magazine featuring articles about shocking, bizarre events and inexplicable phenomena that make even scientists throw up their hands in defeat. Its staff consists only of a beautiful editor-in-chief and her one editor, Taro J. Suzuki, who are joined by grade-school-aged assistant Jiro Tanaka and his dog, Saburo. The editorial department is always empty, and Taro, Jiro, and Saburo are usually hanging out in Rock, a coffee shop on the first floor. One day, the scientist Goro Sato visits them for a consultation, and therein lies the beginning of an outlandish new story...