He is homegrown but equally famous amongst children,He is young and dashing and dabbles in Yoga .He writes his secret notes in Greek alphabets.As his assistant he has his nephew and a writer friend for comic releif.I He was created by Satyajit Ray.Who is he?

Feluda (Prodosh Chandra Mitra) is Satyajit Ray's beloved detective character who lives in Calcutta with his younger cousin Topshe and writer friend Jatayu. He is known for writing notes in Greek script, practicing yoga, and being young and dashing. Byomkesh Bakshi was created by Sharadindu Bandyopadhyay, while Chacha Chaudhari is a different comic character entirely.