If you're looking for manga similar to Uchi no Tsuma wa Wasureppoi, you might like these titles.
Struck by a disease that’s slowly eating him away, Ryou yearns to be free from the cage, to breath in fresh air on his own. His doctor tries to relieve him of his pain while searching for a cure to the disease. Healing Elegy’s a bittersweet story focusing on the interaction between doctor and patient.
High schooler, Hitsuka, is unhappy and dissatisfied with her life and projects her discontent towards fellow classmate, Chisako. She is envious of Chisako, who is at the top of her class in terms of popularity. And while Chisako seems perfect in every way, that all comes crashing down when she has an accident while on a trip. She now has to live with an incurable disease known as “Nekushi Illness.” It affects the mind, body and spirit, causing fatigue and overall weakness. While one girl has struggled all her life to be happy, the other girl will finally see what life is like feeling the same way.
What do you spend the time left of your life when it's measured in heartbeats? This is the story of Hato Iijima and Hatsu Takagi, connected to each other by a rare disease called "Tempocardy".
Alice: a disease that affects the mind, causing a person to sink into denial until their mind and body shuts down, leading to their euthanization. There is no known cure, but one man, Arlem Heights, has a theory...
An unconventional story of self-identity and the complexity of interpersonal relationships.