Janaka ragas, also known as Melakarta ragas, are parent or fundamental scales in Carnatic music from which janya ragas (derived scales) originate. These ragas possess complete structures and adhere to specific ascending and descending rules.
Characteristics of Janaka Ragas:
Inclusion of all 7 swaras in both ascent (Arohanam) and descent (Avarohanam).
Symmetry is mandatory, prohibiting vakra (crooked) movements or omissions.
Adherence to a precise swara sequence and logical derivation.
The Melakarta scheme designates a total of 72 Janaka ragas.
Examples of Janaka Ragas:
Mayamalavagowla (15) – Frequently used for introductory instruction.
Todi (8) – Recognized for its intricate gamakas and profound nature.
Kharaharapriya (22) – A raga conducive to emotional expression.
Shanmukhapriya (56) – A vivadi raga offering extensive improvisational possibilities.
Importance:
Janaka ragas serve as the foundational structure for pedagogical purposes, musical composition, and improvisation within Carnatic music.