Eine Kleine Nachtmusik 2019 (Japan), also known as Aine Kuraine Nahatomujiku is Japan drama premiere on Dec 31, 2019
27 year-old IT manager Boku Sato, works for a market survey company. One night, his boss Fujima was devastated over the disappearance of his family, and damages some equipment. Sato on the other hand spills coffee over the servers causing them to lose their client's data. Due to the incident, he was demoted and was tasked to give out questionnaires at the Sendai station. Nobody was willing to participate in filling out the survey except Saki, a woman in a recruit suit with the word "shampoo" on her hand.
Another story is of Minako, a 27 year-old beautician. Kasumi introduces her to Manabu, her younger brother, but all Manabu ever does is call Minako on the phone. While she does enjoy their conversations, Minako finds it hard to take the next step and they never actually go out together. Kasumi tells Minako he intends to ask her to be his girlfriend if he wins the boxing match.
(Source: Written by MyDramaList)