Kolkata Metro will increase train services on Sundays in January to benefit commuters. The Blue Line (Dakshineswar-Shahid Khudiram) will see 160 services, up from 130, and the Green Line (Howrah Maidan-Salt Lake Sector V) will operate 124 services, up from 108. First trains will depart around 9 am, with last services running until approximately 9:55 pm, offering more frequent travel options.