Does Akai Shuichi know Conan is Shinichi? – Quora. He does. He figured it out on his own during episodes 690-1, but he probably had been suspecting since a while ago because he realized Conan looked very similar to kid Shinichi whom he’d met 10 years ago.
Satomi serves as Shinichi Izumi’s main love interest and forms a special relationship with him throughout the story. Although it was awkward at first due to Shinichi’s constant changes and the terrors that were happening around them at the time, their relationship eventually grew to a balanced point.
There are nearly 980 episodes in the Detective Conan anime series. Each episode is almost 25 minutes in length. If binge-watching was an option then it would take almost 1 month to complete the entire Detective Conan anime series. Otherwise, it might take nearly 3 months to finish an entirety of 980+ episodes.