Super Oki

{{short description|Japanese limited express train service}}

{{italic title}}

{{Use dmy dates|date=June 2023}}

{{Infobox rail service

| box_width =

| name = Super Oki

| logo =

| logo_width =

| image = JRW 187 LimitedExpress Oki.JPG

| image_width = 300px

| caption = 3-car KiHa 187 series DMU on a Super Oki service, August 2008

| type = Limited express

| status = Operational

| locale = Honshu, Japan

| predecessor =

| first = 7 July 2001

| last =

| successor =

| operator = JR West

| formeroperator =

| start = Tottori, Yonago

| stops = 22

| end = Shin-Yamaguchi

| distance = {{Plainlist|

• {{convert|378.0|km|abbr=on}} (Tottori - Shin-Yamaguchi)
• {{convert|285.3|km|abbr=on}} (Yonago - Shin-Yamaguchi)

}}

| journeytime = 5 hours 15 minutes approx

| frequency = 3 return workings daily

| trainnumber =

| line_used = Sanin Main Line, Yamaguchi Line

| class = Standard class only

| access = Yes

| seating =

| catering = None

| entertainment = None

| observation = None

| sleeping = None

| otherfacilities = Toilet

| stock = KiHa 187 series DMU

| gauge = {{RailGauge|1067mm}}

| el = Diesel

| speed = {{convert|120|km/h|abbr=on}}

| owners = JR West

| routenumber =

| map =

| map_state =

}}

The {{nihongo|Super Oki|スーパーおき}} is a limited express train service in Japan operated by the West Japan Railway Company (JR West) since July 2001.{{cite book | title = JR新幹線＆特急列車ファイル |trans-title=JR Shinkansen & Limited Express Train File| publisher = Kōtsū Shimbun | date = 2008 | location = Japan | page = 94| isbn = 978-4-330-00608-6}} It runs from Tottori via Yonago to Shin-Yamaguchi. The Super Oki is one of the furthest-travelling limited express trains in Japan, covering the 380 km from Shin-Yamaguchi to Tottori in just over five hours.