PROBLEM TO BE SOLVED: To provide a walking-type rice transplanter which is equipped with one travel wheel and with a seedling-planting section, having two seedling-planting mechanisms arranged in the lateral direction of a vehicle body, a seedling tray, capable of being freely reciprocated in the lateral direction of the vehicle body, and ground floats, and which can be operated easily.SOLUTION: This walking-type rice transplanter which is equipped with one travel wheel 1 and with a seedling-planting section, having two seedling-planting mechanisms 6, 6 arranged in the lateral direction of the vehicle body a seedling tray capable of being freely reciprocated in the lateral direction of the vehicle body and ground floats 7 ha disposed a wheel-driving case 10 for freely drivably supporting the travel wheel 1, on the lateral one side of the vehicle body with respect to the travel wheel 1, disposing a mission case 15 for transmitting the output of an engine 2 to the wheel-driving case 10 so that a transmission section 22 in the mission case is disposed on the lateral vehicle body side opposite to the wheel-driving case 10 with respect to the travel wheel 1, and disposing a transmission case 19 for transmitting the driving force of the engine 2 to a laterally seedling-transferring mechanism 100 for reciprocating the seedling tray on the same lateral vehicle body side as the wheel-driving case 10 with respect to the travel wheel 1.COPYRIGHT: (C)2009,JPO&INPIT【課題】 操縦が容易な歩行型田植機を得る。【解決手段】 一つの走行車輪1を備え、車体横方向に並ぶ二つの苗植付け機構6,6と、車体横方向に往復移送自在な苗載せ台と、接地フロート7とを有した苗植付け部を備えている。走行車輪1を駆動自在に支持する車輪駆動ケース10を、走行車輪1に対して車体横一側方に偏倚させて設けてある。エンジン2の出力を車輪駆動ケース10に伝達するミッションケース15を、このミッションケース内の変速ミッション部22が走行車輪1に対して車輪駆動ケース10が位置する側と反対の車体横側方に偏倚した配置で設けてある。苗載せ台を往復移送する苗横送り機構100にエンジン2の駆動力を伝達する伝動ケース19を、走行車輪1に対して車輪駆動ケース10が位置する側と同じ車体横側方に偏倚させて設けてある。【選択図】 図3