She did mention that a lot of the interviews that would be shown on TV were for regional channels. It's not like she promised to be on big name shows.
http://www.tvq.co.jp/o_j/entame/
She apparently had a message on this program on yesterday's episode.
There was a four hour FujiTV special that went over a bunch of music shows that have been aired in the last decade or two[?] and Ayu's ayu ready? was featured a few times.
http://www.fujitv.co.jp/otogumi/cxmusix/index.html
ayuさんＸ美川さん。(Kenichi Mikawa)
ayuさんＸ明菜さん。(Akina Nakamori)
ayuさん『SEASONS』。
ayuさんＸ叶美香さん。(Mika Kano)
ayuさんＸ工藤静香さん。(Shizuka Kudou)