Posts by QGIS LAB by MIERUNE

Introduction Even as you read this, someone somewhere in the world is probably exploring one place or another with QGIS. When I first saw QGIS (Quantum GIS) 0.8 in 2007, it was still very much a work ...

Introduction Hello, everyone. I’m Yamazaki, an Engineering Manager at MIERUNE. Lately (in 2025), FOSS4G events have been very active in regions across Japan. This fiscal year, a total of five FOSS4G e...

Introduction Traffic signals are a familiar sight, but have you ever wondered how many are installed in your own municipality? For many people, signals are simply part of the scenery, and their number...

Introduction QGIS has a feature called dissolve, which merges adjacent polygons or lines that share an attribute . It is useful for aggregating and restructuring data, such as combining municipality d...

Introduction The author lives in Hokkaido and one day wondered: “Where in Hokkaido is farthest from an airport?” Is it the midpoint between Wakkanai Airport and Asahikawa Airport in northern Hokkaido,...

Introduction QGIS has a feature called expressions, which work like Excel formulas . With expressions, you can calculate attribute table values, manipulate shapes on the map, and customize how labels ...

Introduction In work and fieldwork, several people often split the tasks. Have you ever been unsure how to efficiently sync and merge data that multiple users collected in QField into QGIS ? This arti...

Introduction After you finish fieldwork with QField, you need to transfer the data you collected to QGIS before you can use it there. This article explains, separately for Android and iOS, how to tran...

Introduction On October 11 and 12, 2025, FOSS4G 2025 Japan was held at the Ikuta Campus of Senshu University. It was organized by the OSGeo Japan Chapter ( OSGeo.JP ), a general incorporated associati...

Introduction Have you ever wanted to use the QGIS print layout to efficiently create a large number of maps with the same layout, such as one map per municipality or one per location in a customer lis...