Some of the internet that Haruko has appeared in are as follows.

2012 07.26	2.5 Jigen Terebi broadcast 3 [live]	guest
2017 02.07	Seiyuu Anizatsudan 43	guest
2017 12.19	Seiyuu Anizatsudan 85	guest
2018 03.24	PS Series 30Shuunen Kinen Live "Live Sympathy 2018" [live]	guest
2021 11.13	Homerun Radio! Yakult Swallows Central League Yuushou Kinen Tokuban	guest