Journal of Science and Technology in Lighting Vol.44, 2020 doi: 10.2150/jstl.IEIJ20A000003 Lighting Photo Album Lighting of Hibiya Chanter (Toho Hibiya Building) Tokyo, Japan Figure 2 Godzilla square (After renovation). ©TOHO CO., LTD Figure 1 External view (After renovation). Brief summary Hibiya Chanter is the result of renovating an existing commercial building complex that was reconstructed for “Hibiya’s Theater District.” Hibiya is a theater dis- trict that is known for its urban space where people can “enjoy extraordinary events.” The project recon- structed the “streets” and “square” using a lighting plan that emphasizes night time scenery by creating a shad- owy effect with reduced brightness based on the area’s Figure 3 Panoramic view. ©TOHO CO., LTD historical context in Tokyo Midtown Hibiya. In par- ticular, the area was viewed as a theatrical stage that 4 pole lights (4 to 6 lamps per light, 5000 K, Ra83) featur- places importance on continuity with the surrounding ing a soothing light configuration that reduces excessive cityscape, while achieving the “intensified streetscape” brightness (while still ensuring the 2 lx illuminance for and “bustling atmosphere” that is typical of Hibiya. maintaining Chiyoda Ward roads). The project also cre- ated a square (approx. 30×20 m) where people can “en- Lighting facilities joy the colors of the four seasons” by utilizing a tiered —“Street” reconstruction that uses a shadowy effect to seating area that uses curved indirect lighting (3000 K) create a sense of depth to enhance the area’s cherry-blossom themed landscape. The area was viewed as a theatrical stage that fea- The three-dimensional plantings, which are visible at tured the exterior of the Hibiya Chanter Building being eye level, are illuminated with low-luminance spike LED overlaid in a three-dimensional relief of cherry blossoms spotlights (3000 K) to suppress excessive brightness. in Godzilla Square. The design placed LED line lights The aim was to create a relaxed theater district that (2700 K) at the bottom section of the aluminum-cast uses lighting to achieve a sense of unity for the entire area. three-dimensional relief (approx. 125×H2.4 m), while us- ing horizontal rib panels for the background in order to Location: Chiyoda-ku, Tokyo, Japan create subtle shadows and a sense of depth and warmth. Completion: March, 2018 The light bulbs on the existing exterior walls were re- Owner: TOHO CO., LTD. placed with LED lights (2200 K, 252-pitch) to retain the Architect: TAKENAKA CORPORATION streetscape atmosphere of the former theater district. —”Square” reconstruction that reduces excessive This material is provided by Kazunori SEKIYA brightness (TAKENAKA CORPORATION). All Figures are provided In order to encourage combined used with the new by Koji Horiuchi. *This article is an excerpt from the square in Tokyo Midtown Hibiya, the project inconspicu- “Lighting Design” published in the journal of the IEIJ, Vol. ously arranged in the area’s planting zone a collection of 103 No. 12, 2019. 4 The Illuminating Engineering Institute of Japan.