A log entry from a ham radio operator!

Breaking it down:

* "08:56" indicates the time of the transmission.

* "JR1WVU/1" is the call sign of the ham radio station. The "/1" suggests that this is a secondary station (also known as a repeater), which means the primary station's call sign is JR1WVU and this one is an extension or relay of it.

* "JP-1195" refers to the IOTA (Islands on the Air) number of the island or location where the transmission took place. In this case, it's Kashiwa no Ha Prefectural Park, which is located in Japan (hence JP).

* "7023 CW QRT" indicates that the station was transmitting on 7 MHz (or 28.030 MHz, as some ham radio operators call it) using Morse code (CW) and has gone quiet (QRT), meaning they're no longer transmitting.

* "TNX next 430[JR1WVU]" suggests that the operator is thanking whoever received their transmission and saying that there will be another transmission from JR1WVU on a different frequency or band, likely at 4:30. The "[JR1WVU]" is probably just a timestamp placeholder.