
One day, Yuka Sekiguchi who is working at a real estate company, had to take over her grandmother's house and was asked to check for a hidden closet. Due to curiosity, she looked for it and found the hidden closet where she suddenly slips back in time to Edo clueless. She then meets Ukai Denzaburo, a policeman at Minamichi Police Station, who got her involved in an investigation of a murder and asked for her advice during the investigation due to his poor reasoning skills.
Jikuu Tantei Oyu Ooedo Kagaku Sousa is a Japanese drama of 28,948 characters, with 2,162 unique words and 816 different kanji. Its difficulty rating on Jiten is hard, 3.4 out of 5. The full vocabulary list ranks all 2,162 words by how often they appear, and you can study them on Jiten or download them as an Anki deck.
Here are some of the words that appear most often in this media, as well as a sample of its rarer vocabulary.