You can see Limited Express Southern, Express high speed pass at Hagurazaki, Okadaura and Yoshiminosato station operated by NANKAI railway.
These stations are located southern of Izumisano station. So, you can't see trains for Kansai-airport.
0:00 8300 Express for Namba 96.8km/h
0:22 7100+10000 Limited Express Southern for Namba 100.2km/h
0:46 8000+12000 Limited Express Southern for Namba 94.9km/h
1:06 10000+7100 Limited Express Southern for Wakayama-shi 90.0km/h
1:25 8000 Express for Wakayama-ko 87.2km/h
1:44 9000 Express for Wakayama-shi 96.9km/h
1:57 8300 Express for Namba 81.2km/h
2:17 8000+12000 for Namba 84.7km/h
2:39 1000 Express for Wakayama-shi 89.5km/h
2:58 8000 Express for Namba 93.2km/h
3:22 9000+8300 Express for Namba 88.6km/h
3:48 8000 Express for Namba 89.1km/h
4:12 1000 Express for Wakayama-shi 85.8km/h
4:30 3000 Out of Service 55.6km/h
4:58 8300 Regional Express for Namba
5:46 7100 Local for Wakayama-shi
6:32 7100+10000 Limited Express Southern for Namba 97.0km/h
6:50 1000 Out of Service 67.4km/h
7:10 8000 Express for Namba 59.5km/h
7:33 1000 Semi-Express for Namba
7:43 1000 Local for Namba
8:16 1000 Semi-Express for Namba
8:48 9000 Out of Service
9:44 8300 Local for Namba
10:31 1000 Local for Namba
11:22 7100 Local for Namba
12:10 1000 Regional Express for Namba
12:51 8300 Local for Namba
13:37 1000 Local for Namba
14:40 1000 Local for Wakayama-shi
15:15 7100 Local for Namba
15:40 8300 Local for Wakayama-shi
16:10 1000 Local for Namba
16:54 1000 Local for Wakayama-shi
17:39 7100 Local for Namba
18:01 2000 Local Misaki-Koen