JR Geibi Line: Making Moves with Extra Trains - Japan Railway Journal

Japan Railway Journal: The Gab Line – A Struggle for Survival

Key Concepts:

• Gab Line (Gabō-sen): The 159.1 km railway line running between Hiroshima and Okayama Prefectures, facing declining ridership and potential closure.
• Transport Density: A metric used to assess the viability of railway lines, measured by daily passenger numbers.
• Cost-to-Revenue Ratio: A key indicator of a line’s financial sustainability; the Gab Line has a particularly unfavorable ratio.
• Depopulation & Motorization: The primary drivers behind declining passenger numbers in rural Japan.
• Regional Revitalization: Efforts by local governments and JR West to increase ridership and support the Gab Line’s continued operation.
• Shared Taxi/Reservation-Based Taxi: A transportation solution implemented to connect residents to train stations and other destinations.

1. The Crisis Facing Rural Railways

The video focuses on the challenges facing the JR Gab Line, a 159.1 km railway connecting Hiroshima and Okayama Prefectures. Across Japan, many local train lines are struggling financially due to declining populations (driven by an aging society and low birth rate) and increased motorization. The Gab Line exemplifies this issue, particularly in its mountainous sections where passenger numbers have drastically decreased – in some areas, service operates only every 2-3 hours. In 2022, JR West data revealed 30 sections across 17 lines with fewer than 2,000 daily passengers. The most financially strained section was identified as part of the Gab Line running through Shoara City, Hiroshima Prefecture, where it costs 25,416 yen to earn just 100 yen in revenue. This highlights a “vicious cycle” where reduced service leads to fewer passengers, and vice versa.

2. The Establishment of the Gab Line Council

Faced with these concerns, JR West requested the Ministry of Land, Infrastructure, Transport, and Tourism to establish a council in October 2023 to determine the future of the Gab Line. A council was formally established in January 2024, comprising representatives from JR West, local governments, the ministry, and local bus associations. The council’s focus is on the 68.5 km section between Bingo Shobara and Bichu Kōjiro stations, the area with the lowest transport density and worst cost-to-revenue ratio. The council is tasked with deciding within three years whether to continue operating the line or transition to alternative transportation methods.

3. Trial Operations & Data Collection (July 2024 – March 2026)

As a preliminary step, the council initiated a trial period of additional train services, beginning in July 2024 and extended to March 2026 due to local government requests. This trial involves adding one roundtrip service on weekends and holidays to sections bound for Bingo Oi Station, originating from both Hiroshima and Nimi Stations. The goal is to gather data on potential ridership increases and the impact on the local economy. On the first day of the additional services (July 19th), approximately 50 residents gathered at Bingo Shobara Station to welcome the train, with similar displays of support at other stations.

4. Shobara City’s Initiatives for Ridership Growth

Shobara City, Hiroshima Prefecture, where approximately 70% of the section under review is located, has been actively promoting Gab Line usage. These initiatives include:

• Gab Line Promotion Days (since 2021): Encouraging the city’s 260 employees to commute by train, despite most currently using cars.
• Shobara Satyama Train: A wrap train featuring images of local landmarks and tourist spots, designed based on resident submissions, and scheduled to operate for two years. The unveiling ceremony attracted around 300 people.
• Station Cleaning by High School Students: A community initiative involving students maintaining the cleanliness of stations they use.
• Volunteer Tour Guide at Bingo Chi Station: Former driver Nagahashi Nio provides historical information and welcomes passengers, particularly during events. Bingo Chi Station celebrated its 90th anniversary in 2025 with a special event coinciding with the additional train service, attracting around 1,000 attendees.
• Events at Tjo Station: Regular events utilizing vacant station spaces, featuring local artists and vendors during additional train stops.

5. Nimi City’s Approach to Regional Integration

Nimi City, Okayama Prefecture, is also implementing strategies to boost Gab Line ridership and improve accessibility:

• Train Riding Class for Children: An educational program for elementary school-aged children to familiarize them with train travel.
• Pione Train: A special service offering locally grown Pione grapes to passengers on added trains during October.
• Reservation-Based Shared Taxi: A city-owned vehicle service operated by local taxi companies, providing transportation to/from stations, bus stops, and medical facilities at a fare of 300 yen per ride. Service has been extended to weekends and holidays.
• Free Shuttle Bus: A bus service connecting Gab Line stations with major tourist attractions, including the Koi Gakupo wetland, operating in sync with the additional trains.
• Free Bike Rental: Offering electric assist and regular bicycles for rent at Noi Station, requiring reservations.

6. Expert Perspectives & Future Outlook

A regional transportation expert participating in the council discussions emphasized the importance of considering broader regional issues beyond transportation alone. The expert highlighted the need for improved connections from stations and the benefits for both tourists and local residents. The extension of the trial period to March 2026 is viewed as a positive sign. The ultimate decision, expected by the end of March 2027, will have significant implications for other rural railway lines across Japan.

Notable Quotes:

• “It costs 25,416 yen to earn just 100 yen in revenue.” – Describing the financial strain on the Gab Line section through Shoara City.
• “This is a really bad sort of vicious cycle…to get out of this situation this special council was set up.” – Explaining the downward spiral of declining ridership and service cuts.
• “Ultimately important thing here is the region's survival…we should make full use of it really so that it will contribute to the region survival.” – Emphasizing the broader economic impact of the Gab Line.

7. Logical Connections & Synthesis

The video presents a clear narrative: a struggling railway line facing potential closure, the establishment of a council to evaluate its future, and the implementation of various initiatives to boost ridership and demonstrate the line’s value. The efforts in both Shobara City and Nimi City are presented as complementary strategies – Shobara focusing on internal promotion and community engagement, while Nimi emphasizes integration with tourism and improved accessibility. The extension of the trial period signifies a willingness to explore potential solutions and gather further data before making a final decision. The video underscores the critical link between railway preservation and regional revitalization in rural Japan.