According to TV Hokkaido, the TV series of Gintama' was announced to end on March 26th. New anime "Gon" will be aired in the time slot. TV series of Beelzebub and Bleach will be ended on the same week as well.
Segun TV Hokkaido, La serie de TV "Gintama" Anuncio que terminara el 26 de marzo del 2012 Junsto con el anime Bleach. Se reemplazara el slot por Beelzebub y Gon.
Source: TV Hokkaido