Amnesia/Mental Variance/Coma/Brains

Dissociative Identity Disorder; amnesia.

Amnesia.

Amnesia.

Possibly autistic. "Keiichi, a frequent diner, who struggles to communicate."

Mental Illness. Dyslexia.

Schizophrenia.

Amnesia.

Mental illness.

Subdural hematoma of the brain. This aspect was dealt with superficially, and a time skip of two  years ignored the recovery process.

Haphephobia, Phobia, Scopophobia, Trauma.

Trauma; alexithymia (emotional blindness, an inability to  recognize one’s emotions; causes difficulty in relationships and attachments).

Mental Illness.

Amnesia.

[“Smoking Gun” is an espionage action thriller about a former South Korean agent with memory loss and a North Korean secret agent who is trying to kill him as they carry out an intense chase in order to stop a terrorism plot.]

Chronic, severe insomnia.

Haphephobia (fear of being touched by people).

Coma for 13 years.

Neurological Disorder.

Neurological Disorder.

"Hwang Shi Mok underwent brain surgery as a child to curb his violent temper, which left him devoid of emotions. Hwang becomes a prosecutor known for his piercing intelligence and logic, but he is ostracized because he lacks empathy and social skills." 

Alexithymia.

Alexithymia (emotional blindness).

Trauma; paranoia.

Bipolar disorder.

Hyperosmia (sensitivity to smells).

Trauma.

Brain Damage. Aphasia (impaired speech).

Hyperosmia; Alzheimer's Disease.

Amnesia. When Arang is awakened, she doesn't remember her life as Lee Seo Rim.

Trauma; Photographic memory.

Alzheimer's Disease.

Insomnia; migraines.

Panic disorder, mental illness.

Mental Illness.

Sociopath.

[Supporting character Jiang Jing Rui has the ADHD-like characteristics of impulsivity, intense emotion, and awkwardly honest speech. He's also able to bring tremendous focus to bear on one particular task: the game of Go.] https://mydramalist.com/list/1ep20p74, kabocha

Amnesia.

Sleepwalking due to trauma.

OCD; mental illness.

OCD; mental illness.

Coma. Amnesia. Brain translated scents into visuals (synesthesia).

Mental illness.

 Neurological Disorder, ALS.

Schizophrenia.

Amnesia.

Mental illness.

Mind reading; telepathy.

Brainwashing.

Amnesia.

Amnesia.

Mental Illness. OCD.

Coma.

Amnesia; trauma.

Short-term Memory Loss, Amnesia. 

Coma.

Nyctophobia.

Mental Illness. OCD. Anxiety Disorder.

ML had OCD and neurodivergent tendencies.

Psychopath Female Lead.

Amnesia.

Amnesia. Su He fell off a cliff and lost her memory for five years.

Trauma; fear of the dark (had to sleep with candle burning).

Amnesia.

Globophobia (fear of balloons).

Amnesia.

Insomnia.

Antisocial Personality Disorder; amnesia.

Coma.

Male lead is implanted with a brain inhibitor that prevents him from remembering certain important factors.

Amnesia. 

"Domineering CEO Ning Cheng Ming has a reputation for being a professor from hell. After a mysterious car accident, he is saved by Li Qian, a person that he hasn't seen in years. They were enemies."

Amnesia.

Aquaphobia (an irrational and intense fear of water).

Amnesia.

Asperger's Syndrome; Autism.

Alzheimer’s disease.

Amnesia. 

"10 years ago, Ja Yoon escaped from a government facility in the midst of an inexplicable incident by herself and lost all her memory."

Dissociative Identity Disorder; Multiple Personalities.

OCD.

Ageusia (the complete loss of the sense of taste, characterized by an inability to detect the five basic taste qualities: sweet, sour, salty, bitter, and umami)

Amnesia.

Amnesia.

Amnesia.

Amnesia.

Mental Illness.

Coma.

"Liu Xia, a psychological counselor, collaborates with Shen Qin to develop an AI psychological testing system."

Dissociative Identity Disorder. Mental Illness.

Amnesia.

Short-term Memory Loss.

"After falling from a tree 6 months ago Alice now suffers having "goldfish memory." 

Asperger's Syndrome.

Telepathy.

Brain damage: unable to recall memories after accident and can't retain daily memories.

Amnesia.

Mysophobia.

Speech disorder.

Memories erased.

Amnesia.

Amnesia: An Ning, a chef with the ability to see others' memories, helps her boss, Long Hao Qian, recover a year’s worth of lost memories. 

Mental illness; OCD.

 "Opposite gender touch allergy." 

Insomnia.