One of the main reasons people flock to visit Japan from across the world is due to the allure it presents as the perfect example of harmony between ancient culture and modernity. It would be hard to debate that Japan is lacking in terms of many major amenities and infrastructural needs. However, to understand why it can perform at such a high-level stem, for a large part, due to its history of ingenuity.
The Otaru canal itself was built in the early part of the 1900s and has been considered for a vast majority of its existence and somewhat emblematic of the city of Otaru. The canal was built to serve as a route for supply and raw material distribution and during its operational years, people would place gas lights to ensure that the crewman of the incoming ship can find their way to the respective warehouses.