It appears to be a log entry from an amateur radio operator's activity report. Here's a breakdown of the information:

* "13:15" indicates the time of the contact, which is 1:15 PM.
* "JM1WIJ/1" refers to the callsign of the station that made contact, which is a Japanese amateur radio license holder (the "/1" likely indicates it's their first or main call sign).
* "JP-1214" seems to be the grid square or a unique identifier for the location where the contact was made.
* "Koishikawa-Korakuen Gardens Prefectural Park, JP-TK" provides more specific information about the location, which appears to be a park in Tokyo, Japan (the "JP-TK" likely indicates the Japanese prefecture of Tokyo).
* "433120 FM" is the frequency on which the contact was made. The numbers represent the MHz value of the frequency (43.3120 MHz), and "FM" denotes that it's an FM (Frequency Modulation) transmission.

This log entry suggests that a contact was established between JM1WIJ/1, operating from Koishikawa-Korakuen Gardens Prefectural Park in Tokyo, Japan, on 433120 MHz FM.