I play this song in key of F. You can Capo 3 and use the below chords

D          G    A       D
Naadantu Lokana Edi Ledayya
D          G        A               D
Oka Vela Undante Neevichinade Prabhuva
   G     Bm       A         D
Neede Neede Brathukantha Neede (2)                ||Naadantu||

A          D            A          D
Naaku Unna Samarthyam - Naaku Unna Saukaryam
A          D            A          D
Naaku Unaa Saubhagyam - Naaku Unna Santhanam
D         A   D    D            A   D
Araginche Aharam - Anubhavinche Arogyam (2)
D       A      D
Kevalam Needenayya (2)                            ||Naadantu||

A          D          A          D
Naaku Unna Ee Balam - Naaku Unna Ee Polam
A            D          A            D
Traaguchunna Ee Jalam - Niluva Needa Ee Gruham
D            A       D     D              A           D
Nilichiyunna Ee Sthalam  - Brathukuchunna Prathi Kshanam (2)
D       A     D
Kevalam Needenayya (2)                            ||Naadantu||

Strumming: D U D  D U

YouTube Link (Note the video song is in a key of C)