Includes questions from the first round of the Reiwa 7 exam through to 2011. *Some questions shown in the diagram are not included.
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Designed for those aiming to pass by reviewing past exam questions.
It is even more effective when used in conjunction with a reference book. Grasp the question trends, find your own study method, and study in a planned manner.
The answer to each question can be immediately checked by clicking [Question ⇒ Answer].
The question text is also listed on the answer page, making it easy to review the questions.
The "Study Confirmation Test" (R6 to R1) contains 10 random questions, allowing you to check your level of understanding.
Study little by little during your commute on the train or bus, or during your breaks.
*Includes questions from the following years: 2025 1st Exam, 2024 1st Exam, 2023 1st Exam, 2022 1st Exam, 2021 1st Exam, 2020 2nd Exam, 2019 1st Exam, 2018 1st Exam, 2017 1st Exam, 2016 1st Exam, 2015 1st Exam, 2014 1st Exam, 2013 1st Exam, 2012 1st Exam, 2011 1st Exam.
*Questions that are difficult to display within the app are not included.
*Questions B No. 24-29 from the 2025 1st Exam, 2024 1st Exam, 2023 1st Exam, 2022 1st Exam, and 2021 1st Exam are not included.
One of the key aspects of obtaining a qualification is to review past exam questions.
By reviewing past exam questions, you can understand the structure of the questions, the types of questions that tend to appear, and your strengths and weaknesses. You can then use past exam questions to plan your exam preparation and exam strategy, including which areas to focus on and where to score points.
Find your own study method and study systematically.
[Sample Questions]
[R6-1st-A-Question 1] Which of the following statements about Japanese gardens is accurate?

During the Edo period, strolling gardens with large ponds were created, combining elements of previous landscape gardening styles and allowing visitors to enjoy the changing scenery as they walked. One example of a garden based on this style is the Sento Imperial Palace Garden.
[R6-1st-A-Question 2]
Which of the following combinations of "style," "technique," and "explanation" for Western gardens is accurate?

(Style) Italian terrace garden (Technique) Cascade (Explanation) A method of creating a formal, architectural, stepped or sloping waterfall or stream that utilizes a natural slope.
[R6-1st-A-Question 3] Which of the following statements about soil is inaccurate?
✕ Soil texture is classified by the weight composition ratio of sand, silt, and clay in the soil, with the particle size of soil increasing in the order silt < clay < sand.
[R6-1st-A-Question 4] Which of the following statements about soil improvement materials is inaccurate?
✕ Park compost is a high-grade peat composed mainly of sphagnum moss, and has the effect of improving soil water retention.
[R6-1st-A-Question 5] Which of the following statements about tree diseases is accurate?
✕ Anthracnose causes black-brown, jet black, or brown circular or irregular lesions to appear on leaves and young stems and branches, and small black spots often form on the lesions.
[R6-1st-A-Question 6] Which of the following statements about vegetation is accurate?
✕ Potential natural vegetation refers to the natural vegetation that the environmental conditions of a certain area are estimated to be able to support if all human interference with the vegetation on that area were to cease.
[R6-1st-A-Question 7] Regarding the flowering periods of landscaping trees over a one-year period from January to December, which combination is appropriate in order of earliest flowering?
〇 Magnolia → Snowdrop → Miyaginohagi
[R6-1st-A-Question 8] Which of the following statements about turfgrass is inappropriate?
✕ Improved Bermudagrass (Tifton) has a clumping growth type, vigorous growth, and high resilience, remaining green even through winter, making it used for overseeding.
[R6-1st-A-Question 9] Which of the following statements about the basic properties of stone is inappropriate?
✕ Limestone is an igneous rock that is dense, hard, and highly durable and fire-resistant. A common stone material is teppei stone.
[R6-1st-A-Question 10] Which of the following statements about landscaping materials is inappropriate?
✕ Compared to Madake, Moso bamboo is stronger, more elastic, and easier to bend, making it suitable for fine splitting.
[R6-1st-A-Question 11] Which of the following statements about useful trees in Japanese gardens is inaccurate?
✕ A toshori tree is a tree planted behind or beside a toryu (a decorative tree), and examples include Mokkoku and Ilex.
[R6-1st-A-Question 12] Which of the following two species of flowering tree differentiate flower buds on the current year's branches and bloom the following year?
✕ Forsythia, Spirea
[R6-1st-A-Question 13] Which of the following statements about pruning landscaping trees is inaccurate?
✕ Pruning is primarily performed to align the crown. Newly growing branches that extend outside the crown are cut midway between the buds to a length that evens out the crown.
[R6-1st-A-Question 14] Which of the following statements regarding transplanting landscaping trees is inappropriate?
✕ The shape of the root ball varies depending on the condition of the root system, and generally, a saucer-shaped bowl is used for trees with deep roots, while a shell-shaped bowl is used for trees with widespread roots in shallow areas.
[R6-1st-A-Question 15] Which of the following statements regarding the construction of stepping stones and extension steps is inappropriate?
✕ The construction procedure for stepping stones is to first determine the position of the stop stone that will serve as the end point, and then use this as a reference point to place stones in order toward the starting point, with the stepping stone placed last.
[R6-1st-A-Question 16] Which of the following statements regarding the design and construction of park facilities that are considerate of elderly and disabled users does not comply with the Urban Park Mobility Standards set forth by the Ministry of Land, Infrastructure, Transport and Tourism Ordinance?
✕ Due to the terrain, the garden paths were unavoidably made 120cm wide, so a space wide enough for a wheelchair to turn around was provided every 80m.
[R6-1st-A-Question 17] Which of the following statements about sports facilities is inappropriate?
✕ The drainage slope of a soccer field is 1.5% from one touchline to the other.
[R6-1st-A-Question 18] Which of the following statements about sports facilities is inappropriate?
✕ All lines on a hard tennis court are white and 10cm wide, and the court dimensions are measured at the center of the lines.
[R6-1st-A-Question 19] Which of the following statements about the safety area of playground equipment is inappropriate?
✕ When installing a horizontal bar with a height of 1.2m from the ground to the top of the handle, the safety area in the forward and backward directions (direction of movement) was set to 1.5m from the outer surface of the handle.
[R6-1st-A-Question 20] Which of the following statements about waterfalls and flowing stones in Japanese gardens is inappropriate?
✕ Water receiving stones are placed so that they are hidden above the water surface and serve as a flowing stone that raises the water.
[R6-1st-A-Question 21] When constructing a 9,000 m3 embankment, which of the following is the appropriate combination of the "volume of soil to be excavated" from the borrow pit and the "total number of dump trucks" required for transportation?
However, the conditions are as follows:
〇 (volume of soil to be excavated) 10,000 m3 (total number of dump trucks) 2,400
[R6-1st-A-Question 22] Which of the following statements regarding concrete construction is inappropriate?
✕ Because a smooth, solid surface was required, after pouring, the top surface of the concrete was quickly finished by applying light pressure with a trowel.
[R6-1st-A-Question 23] Which of the following true/false combinations regarding (A) and (B) regarding retaining walls is appropriate?
(A) A gravity retaining wall is a concrete retaining wall that resists earth pressure using its own weight. It is generally used for walls under 5m in height.
(B) When constructing a gravity retaining wall, expansion joints are installed at intervals of 10m or less to prevent cracking of the concrete.
(A) Correct (B) Correct
[R6-1-A-Question 24] Which of the following is the correct value for rainwater runoff volume (m3/sec) calculated using the rational formula under the following conditions?
(0.08 m3/sec)
[R6-1-A-Question 25] Which of the following statements regarding tea rooms and gardens is incorrect?
(X) A tea ceremony entrance is one of the entrances to a tea room and is used for guests to enter and exit.
[R6-1-A-Question 26] Which of the following is the correct combination of names for components (A) through (C) of the Japanese roof truss and floor truss of the wooden building shown in the diagram below?
○ (A) Teepee (B) Ridge beam (C) Joist
[R6-1st-A-Question 27] Which of the following statements regarding electrical equipment construction within a park is inappropriate?
✕ When crossing low-voltage and low-current electric wires underground, they were laid 0.1 meters apart.
[R6-1st-A-Question 28] Which of the following statements regarding water supply construction is inappropriate?
✕ When laying drinking water supply pipes in areas where kerosene may seep in, polyethylene pipes used for water distribution were used.
[R6-1st-A-Question 29] Which of the following statements regarding the "Standard Terms and Conditions for Public Works Contracts" is inappropriate?
✕ The contractor must use construction materials that pass inspection by the supervisor as specified in the design documents. In this case, the direct costs of such inspection shall be borne by the client.
[R6-1st-A-Question 30] Which of the following is an appropriate example of site management costs for public works contracts?
〇 The cost of training on-site workers.
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