the suburban railway operates all night barring a technical break between 2 and 4 am. South Korea Seoul: The Seoul Metropolitan Government has provided a Night Bus, also known as the "Owl Bus", since 2013. Route numbers include the N13, N15, N16, N26, N30, N37, N61, N62 and N65. In October 2016, the Seoul Metropolitan Government added route N65 and increased the number of buses serving the existing routes. The buses operate between the hours of 23:30 and 03:45 (approx.) Europe Belgium Brussels: Since April 2007, the Brussels Intercommunal Transport Company (STIB/MIVB) has operated a night bus network called Noctis on Friday and Saturday nights from midnight until 3 a.m. The service consists of 11 routes (N04, N05, N06, N08, N09, N10, N11, N12, N13, N16 and N18). The fare on these night buses is the same as during the day. All the lines leave from the Place de la Bourse/Beursplein in the city centre at 30 minutes intervals and cover all the main streets in the capital, as they radiate outwards to the suburbs. Noctis services returned from 2 July 2021 after over a year of disruption due to the COVID-19 pandemic in Belgium. Leuven: The Flemish transport company De Lijn operates 17 night bus services from the city centre towards nearby towns on Friday and Saturday night from 22:30 until 03:00. Ghent: De Lijn also operates nine night bus services in the city between 23:30 and 01:30, seven days a week. Bulgaria Sofia: A night bus service was launched in Sofia by Sofia Urban Mobility Center on an experimental basis from 7 April 2018 (with a review scheduled for December 2018). It is unclear if the service is still running as of May 2022. Four routes were included (N1, N2, N3 and N4) and operated from 00:20 until 04:20 at intervals of 40 minutes. Tickets for the night bus could be obtained solely from conductors on the bus, and not from the driver, machines or other public transport ticket sale points. Tickets for the night bus cost 2 leva compared to the daytime price of 1.60 leva. Knyaz Alexander Square was chosen as the site of a transfer location where all night bus lines met and passengers could switch lines. In July 2018 the introduction of the service was welcomed by citizens organization Spasi Sofia noting it as an exceptional success and a great improvement for transport in