Natural forestry (by Tatsuya and Hitomi Uei)

under nature

We sell firewood, birch bark, woodwork, Swedish torches, and bed logs produced through sustainable forestry that conserves nature. We are a self-sufficient forester.

January 6, 2026

I will be setting up a booth at an event in Tokyo. I will be bringing birch interior goods. My favorite is the birch light. It can be used with or without the lights on, and it really changes the atmosphere of the room. [Shizenshita - Tatsuya and Hitomi Ueii]

Tuesday, January 6, 2026 View this post on Instagram A post shared by Shizenka (@shizenka2020)

December 29, 2025

Creators from Hokuryu Town will be exhibiting! @tokadin715 @tumugi1114 @shizenka2020 @salvia_sato_yukie We look forward to seeing you there! 🤗 [HandMade In Japan Fes' Winter (2026)]

Monday, December 29, 2025 View this post on Instagram A post shared by Hokuryu Town Sunflower Town Craft Marche (@hokuryu.craft) HandMade In Japan Fes&# […]

October 23, 2025

The exhibitors from the Hokuryu Town Craft Marche came to check out the forest materials. We were a little nervous, but in the end they seemed to enjoy it very much, so we're really glad. [Shizenshita, Tatsuya and Hitomi Ueii]

Thursday, October 23, 2025 View this post on Instagram A post shared by Shizenka (@shizenka2020)

August 22, 2025

We handle tree felling and forest maintenance. We do so safely and in harmony with nature. Consultations and estimates are free. [Shizenshita - Tatsuya and Hitomi Ueii]

Friday, August 22, 2025 View this post on Instagram A post shared by Shizenka (@shizenka2020)

July 7, 2025

In spring, only the fresh, shiny leaves that are not too young are selected and picked. They are also free from caterpillars, spider webs, snails, and mold. [Shizenshita, Tatsuya and Hitomi Ueii]

Monday, July 7, 2025 View this post on Instagram A post shared by Shizenka (@shizenka2020)

April 24, 2025

The cycle of life connecting the forest and the sea: "The story of Picea Glehnga tea woven on a day of grain rain" - A conversation with Tatsuya Ueii (Shizenshita) and Ami (Gofujuuu) @ L'Esperance (Sapporo)

April 24, 2025 (Thursday) April 20 (Sunday) is the day of Grain Rain, one of the 24 solar terms. Grain Rain is said to "rain that nourishes the grains," and is a season when soft, warm rain falls and irrigates the fields. On that day, too, it seemed as if the rain was providing moisture to the new spring buds […]

April 14, 2025

[Tea Party Announcement] A conversation between Mr. Uei of Shizenshita, who runs a forestry business in Hokuryu Town, and Ami of Gofujuu [Shizenshita - Tatsuya and Hitomi Uei]

Monday, April 14, 2025. We are reprinting a post from Shizenshita's Instagram. --- One winter day, these three people suddenly found themselves on a snowy mountain. @gofuujuu's […]

January 22, 2025

I never thought it would be so strong against snow! 😳🚜💨 We head out to transport logs using a forwarder that was modified by a skilled mechanic. Off to the logging site [Shizenshita, Tatsuya and Hitomi Ueii]

Wednesday, January 22, 2025 View this post on Instagram A post shared by Shizenka (@shizenka2020)

January 14, 2025

SHIRO has created a dry powder made from naturally grown bamboo grass! ✨ Blended with mugwort, asparagus, and moringa, it's packed with nutrients. [Naturally grown by Tatsuya and Hitomi Uehi]

Tuesday, January 14, 2025 View this post on Instagram A post shared by Shizenka (@shizenka2020)

October 16, 2024

We have decided to change the Shizenshita logo. We are grateful to @pepi_jun, an artist based in Sapporo! [Shizenshita - Tatsuya and Hitomi Ueii]

We would like to introduce a quote from Instagram "shizenka2020" posted on Wednesday, October 16, 2024. "Hokkaido has beautiful four seasons. And we utilize the abundant blessings that pour down endlessly from the mountains and spring up [...]"

July 16, 2024

This time, we collected bamboo leaves and delivered them to SHIRO in Sunagawa! We carefully selected only the clean leaves that were free of insects, dirt, and mold. [Shizenshita, Tatsuya and Hitomi Ueii]

Tuesday, July 16, 2024 View this post on Instagram A post shared by Shizenka (@shizenka2020)

July 10, 2024

We harvested birch bark again this year. The more experience we gained, the more we realized there was a limit to the amount of high-quality bark available. 🌟 We harvested a smaller amount this year to ensure a sustainable harvest. [Shizenshita, Tatsuya and Hitomi Ueii]

Wednesday, July 10, 2024 View this post on Instagram A post shared by Shizenka (@shizenka2020)

March 13, 2024

[Uses larch thinnings from Hokuryu Town, Hokkaido] [SHIRO] Shiro signed an agreement with the Ministry of Agriculture, Forestry and Fisheries to promote the use of wood in buildings by Shiro Co., Ltd. [Jiji.com]

On Wednesday, March 13, 2024, Jiji.com, an internet site operated by Jiji Press Inc. (Tokyo), posted an article titled "SHIRO: Using larch thinnings from Hokuryu Town, Hokkaido." "SHIRO is a company that has partnered with the Ministry of Agriculture, Forestry and Fisheries to create a […]

December 20, 2023

[Announcement of the start of sales of birch bark sheets] Starting today (12/19) at noon, we will begin selling birch bark sheets from Hokuryu Town, Hokkaido. Please note that quantities are limited. [Shizenshita - Tatsuya and Hitomi Ueii]

Wednesday, December 20, 2023 View this post on Instagram A post shared by Shizenka (@shizenka2020)

August 22, 2023

Our Sunflower Festival stall has concluded successfully 🌻 Thank you to everyone who came to visit, everyone who purchased from us, our friends who supported us over the long period of our stall, and my husband 💠 [Shizenshita - Tatsuya and Hitomi Ueii]

Tuesday, August 22, 2023 View this post on Instagram A post shared by Shizenka (@shizenka2020)

August 21, 2023

We harvested birch bark. The snow melted early, so the harvesting season was brought forward, but we were able to harvest high-quality bark. We plan to sell it once the bark has been prepared. [Shizenshita, Tatsuya and Hitomi Ueii]

Monday, August 21, 2023 View this post on Instagram A post shared by Shizenka (@shizenka2020)

August 7, 2023

Products made from birch bark from Hokuryu Town are on sale at the Sunflower Festival. The new earrings are made by combining birch bark with Czech glass and natural stones. [Shizenshita - Tatsuya and Hitomi Uei]

Monday, August 7, 2023 View this post on Instagram A post shared by Shizenka (@shizenka2020)

May 23, 2023

Recently, just walking along mountain paths has revealed many changes that suggest spring. The whole forest seems to be bustling and moving quickly from winter to summer. [Shizenshita, Tatsuya and Hitomi Ueii]

Tuesday, May 23, 2023 View this post on Instagram A post shared by Shizenka (@shizenka2020)

March 30, 2023

The photo shows a small request we received recently: slices of various tree species. We are pleased to be able to respond to the demand for these small forests. [Shizenshita, Tatsuya and Hitomi Ueii]

Thursday, March 30, 2023 View this post on Instagram A post shared by Shizenka (@shizenka2020)

December 5, 2022

Birch bark sheets for baskets and crafts will be on sale at the BASE shop from 1pm tomorrow (12/4) [Shizenshita - Tatsuya and Hitomi Ueii]

Monday, December 5, 2022 View this post on Instagram A post shared by Shizenka (@shizenka2020)