| KiHa 189 series | |
| Manufacturer: | Niigata Transys |
| Replaced: | KiHa 181 series |
| Yearconstruction: | 2010 |
| Yearservice: | 7 November 2010 |
| Numberbuilt: | 21 vehicles |
| Numberservice: | 21 vehicles (7 sets) |
| Formation: | 3 cars per trainset |
| Fleetnumbers: | H1 - H7 |
| Capacity: | 156 (monoclass) |
| Operator: | JR-West |
| Depots: | Kyoto |
| Lines: | Tōkaidō Main Line, Sanyō Main Line, Bantan Line, Sanin Main Line |
| Carbody: | Stainless steel |
| Width: | 2900mm |
| Height: | 3650mm |
| Doors: | One per side |
| Maxspeed: | 130km/h[1] |
| Acceleration: | 2km/h/s |
| Deceleration: |
|
| Engine: | SA6D140HE-2 (×2 per car) |
| Poweroutput: | 450hp per engine |
| Transmission: | Hydraulic |
| Bogies: | WDT66 |
| Brakes: | Engine brake, electronically controlled pneumatic brakes |
| Safety: | ATS-SW, ATS-P |
The is a diesel multiple unit (DMU) train type operated by West Japan Railway Company (JR-West) on Hamakaze limited express services between and since November 2010 and Biwako Express services between Osaka and since March 2014. [2]
Trains are formed as 3-car sets, as shown below.[3]
| Car No. | 1 | 2 | 3 | |
|---|---|---|---|---|
| Designation | Mc2 | M1 | Mc1 | |
| Numbering | KiHa 189-1000 | KiHa 188 | KiHa 189 | |
| Seating capacity | 60 | 56 | 40 | |
| Weight (t) | 48.0 | 47.5 | 49.5 |
The trains are all standard-class, with a total seating capacity of 156 passengers per 3-car set. Seating is in standard 2+2 abreast configuration with a seat pitch of 970 mm, an increase of 60 mm compared with the earlier KiHa 181 series trains.[4]
The first three-car set was delivered from Niigata Transys to Fukui Depot on 19 March 2010, with test running commencing on 23 March.[5] [6]
The trains entered revenue service from 7 November 2010.[7]
In October 2022, JR-West announced plans to remodel a KiHa 189 series set into a sightseeing train. The renovated train, designed by Yasuyuki Kawanishi, is scheduled to commence operation in late 2024.[8] In June 2024, set H5 was converted to become the KiHa 189-7000 series sightseeing train branded .[9]
The Hana Akari trainset is scheduled to enter revenue service on 5 October 2024.[10]