diff --git a/dictsqlite_v2/dictsqlite/Cargo.lock b/dictsqlite_v2/dictsqlite/Cargo.lock
index 43441e96..bc0d930c 100644
--- a/dictsqlite_v2/dictsqlite/Cargo.lock
+++ b/dictsqlite_v2/dictsqlite/Cargo.lock
@@ -434,7 +434,6 @@ dependencies = [
  "pythonize",
  "r2d2",
  "r2d2_sqlite",
- "rand 0.8.5",
  "rayon",
  "rmp-serde",
  "rusqlite",
@@ -949,8 +948,8 @@ dependencies = [
  "bit-vec",
  "bitflags",
  "num-traits",
- "rand 0.9.2",
- "rand_chacha 0.9.0",
+ "rand",
+ "rand_chacha",
  "rand_xorshift",
  "regex-syntax",
  "rusty-fork",
@@ -1072,37 +1071,16 @@ dependencies = [
  "uuid",
 ]
 
-[[package]]
-name = "rand"
-version = "0.8.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
-dependencies = [
- "libc",
- "rand_chacha 0.3.1",
- "rand_core 0.6.4",
-]
-
 [[package]]
 name = "rand"
 version = "0.9.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6db2770f06117d490610c7488547d543617b21bfa07796d7a12f6f1bd53850d1"
 dependencies = [
- "rand_chacha 0.9.0",
+ "rand_chacha",
  "rand_core 0.9.3",
 ]
 
-[[package]]
-name = "rand_chacha"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
-dependencies = [
- "ppv-lite86",
- "rand_core 0.6.4",
-]
-
 [[package]]
 name = "rand_chacha"
 version = "0.9.0"
@@ -1616,7 +1594,7 @@ checksum = "e2e054861b4bd027cd373e18e8d8d8e6548085000e41290d95ce0c373a654b4a"
 dependencies = [
  "getrandom 0.3.4",
  "js-sys",
- "rand 0.9.2",
+ "rand",
  "wasm-bindgen",
 ]
 
diff --git a/dictsqlite_v2/dictsqlite/Cargo.toml b/dictsqlite_v2/dictsqlite/Cargo.toml
index 63db3818..2a7f9784 100644
--- a/dictsqlite_v2/dictsqlite/Cargo.toml
+++ b/dictsqlite_v2/dictsqlite/Cargo.toml
@@ -56,7 +56,6 @@ argon2 = "0.5"          # Password hashing (PBKDF2 alternative)
 pbkdf2 = { version = "0.12", features = ["simple"] }  # PBKDF2 key derivation
 sha2 = "0.10"           # SHA-256 hashing
 base64 = "0.22"         # Base64 encoding
-rand = "0.8"            # Random number generation
 
 # System info
 num_cpus = "1.16"       # CPU core detection
diff --git a/dictsqlite_v2/dictsqlite/src/crypto.rs b/dictsqlite_v2/dictsqlite/src/crypto.rs
index cc8d63fc..35d18e51 100644
--- a/dictsqlite_v2/dictsqlite/src/crypto.rs
+++ b/dictsqlite_v2/dictsqlite/src/crypto.rs
@@ -6,11 +6,10 @@
 //! - 高速化のため、鍵をキャッシュ
 
 use aes_gcm::{
-    aead::{Aead, KeyInit, OsRng},
+    aead::{rand_core::RngCore, Aead, KeyInit, OsRng},
     Aes256Gcm, Nonce,
 };
 use pbkdf2::pbkdf2_hmac;
-use rand::RngCore;
 use sha2::Sha256;
 use std::sync::Arc;
 use thiserror::Error;
diff --git a/others/beta-versions/dictsqlite_v4.1/Cargo.lock b/others/beta-versions/dictsqlite_v4.1/Cargo.lock
index 4988e0b2..d4736e60 100644
--- a/others/beta-versions/dictsqlite_v4.1/Cargo.lock
+++ b/others/beta-versions/dictsqlite_v4.1/Cargo.lock
@@ -20,7 +20,7 @@ checksum = "b169f7a6d4742236a0a00c541b845991d0ac43e546831af1249753ab4c3aa3a0"
 dependencies = [
  "cfg-if",
  "cipher",
- "cpufeatures",
+ "cpufeatures 0.2.17",
 ]
 
 [[package]]
@@ -100,7 +100,7 @@ checksum = "3c3610892ee6e0cbce8ae2700349fcf8f98adb0dbfbee85aec3c9179d29cc072"
 dependencies = [
  "base64ct",
  "blake2",
- "cpufeatures",
+ "cpufeatures 0.2.17",
  "password-hash",
 ]
 
@@ -206,6 +206,17 @@ version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
 
+[[package]]
+name = "chacha20"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6f8d983286843e49675a4b7a2d174efe136dc93a18d69130dd18198a6c167601"
+dependencies = [
+ "cfg-if",
+ "cpufeatures 0.3.0",
+ "rand_core 0.10.0",
+]
+
 [[package]]
 name = "ciborium"
 version = "0.2.2"
@@ -277,6 +288,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "cpufeatures"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b2a41393f66f16b0823bb79094d54ac5fbd34ab292ddafb9a0456ac9f87d201"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "criterion"
 version = "0.8.2"
@@ -428,7 +448,7 @@ dependencies = [
  "pbkdf2",
  "proptest",
  "pyo3",
- "rand 0.8.5",
+ "rand 0.10.0",
  "rayon",
  "rmp-serde",
  "rusqlite",
@@ -505,6 +525,12 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
+[[package]]
+name = "foldhash"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d9c4f5dac5e15c24eb999c26181a6ca40b39fe946cbe4c263c7209467bc83af2"
+
 [[package]]
 name = "foldhash"
 version = "0.2.0"
@@ -544,6 +570,20 @@ dependencies = [
  "wasip2",
 ]
 
+[[package]]
+name = "getrandom"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "139ef39800118c7683f2fd3c98c1b23c09ae076556b435f8e9064ae108aaeeec"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "r-efi",
+ "rand_core 0.10.0",
+ "wasip2",
+ "wasip3",
+]
+
 [[package]]
 name = "ghash"
 version = "0.5.1"
@@ -571,6 +611,15 @@ version = "0.14.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
 
+[[package]]
+name = "hashbrown"
+version = "0.15.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9229cfe53dfd69f0609a49f65461bd93001ea1ef889cd5529dd176593f5338a1"
+dependencies = [
+ "foldhash 0.1.5",
+]
+
 [[package]]
 name = "hashbrown"
 version = "0.16.1"
@@ -579,7 +628,7 @@ checksum = "841d1cc9bed7f9236f321df977030373f4a4163ae1a7dbfe1a51a2c1a51d9100"
 dependencies = [
  "allocator-api2",
  "equivalent",
- "foldhash",
+ "foldhash 0.2.0",
 ]
 
 [[package]]
@@ -612,6 +661,24 @@ dependencies = [
  "digest",
 ]
 
+[[package]]
+name = "id-arena"
+version = "2.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3d3067d79b975e8844ca9eb072e16b31c3c1c36928edf9c6789548c524d0d954"
+
+[[package]]
+name = "indexmap"
+version = "2.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7714e70437a7dc3ac8eb7e6f8df75fd8eb422675fc7678aff7364301092b1017"
+dependencies = [
+ "equivalent",
+ "hashbrown 0.16.1",
+ "serde",
+ "serde_core",
+]
+
 [[package]]
 name = "indoc"
 version = "2.0.7"
@@ -661,6 +728,12 @@ version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
 
+[[package]]
+name = "leb128fmt"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09edd9e8b54e49e587e4f6295a7d29c3ea94d469cb40ab8ca70b288248a81db2"
+
 [[package]]
 name = "libc"
 version = "0.2.182"
@@ -893,7 +966,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9d1fe60d06143b2430aa532c94cfe9e29783047f06c0d7fd359a9a51b729fa25"
 dependencies = [
  "cfg-if",
- "cpufeatures",
+ "cpufeatures 0.2.17",
  "opaque-debug",
  "universal-hash",
 ]
@@ -913,6 +986,16 @@ dependencies = [
  "zerocopy",
 ]
 
+[[package]]
+name = "prettyplease"
+version = "0.2.37"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "479ca8adacdd7ce8f1fb39ce9ecccbfe93a3f1344b3d0d97f20bc0196208f62b"
+dependencies = [
+ "proc-macro2",
+ "syn",
+]
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.105"
@@ -933,7 +1016,7 @@ dependencies = [
  "bitflags",
  "num-traits",
  "rand 0.9.2",
- "rand_chacha 0.9.0",
+ "rand_chacha",
  "rand_xorshift",
  "regex-syntax",
  "rusty-fork",
@@ -1025,35 +1108,25 @@ version = "5.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "69cdb34c158ceb288df11e18b4bd39de994f6657d83847bdffdbd7f346754b0f"
 
-[[package]]
-name = "rand"
-version = "0.8.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
-dependencies = [
- "libc",
- "rand_chacha 0.3.1",
- "rand_core 0.6.4",
-]
-
 [[package]]
 name = "rand"
 version = "0.9.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6db2770f06117d490610c7488547d543617b21bfa07796d7a12f6f1bd53850d1"
 dependencies = [
- "rand_chacha 0.9.0",
+ "rand_chacha",
  "rand_core 0.9.3",
 ]
 
 [[package]]
-name = "rand_chacha"
-version = "0.3.1"
+name = "rand"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
+checksum = "bc266eb313df6c5c09c1c7b1fbe2510961e5bcd3add930c1e31f7ed9da0feff8"
 dependencies = [
- "ppv-lite86",
- "rand_core 0.6.4",
+ "chacha20",
+ "getrandom 0.4.1",
+ "rand_core 0.10.0",
 ]
 
 [[package]]
@@ -1084,6 +1157,12 @@ dependencies = [
  "getrandom 0.3.4",
 ]
 
+[[package]]
+name = "rand_core"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0c8d0fd677905edcbeedbf2edb6494d676f0e98d54d5cf9bda0b061cb8fb8aba"
+
 [[package]]
 name = "rand_xorshift"
 version = "0.4.0"
@@ -1251,6 +1330,12 @@ dependencies = [
  "windows-sys 0.61.2",
 ]
 
+[[package]]
+name = "semver"
+version = "1.0.27"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d767eb0aabc880b29956c35734170f26ed551a859dbd361d140cdbeca61ab1e2"
+
 [[package]]
 name = "serde"
 version = "1.0.228"
@@ -1301,7 +1386,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a7507d819769d01a365ab707794a4084392c824f54a7a6a7862f8c3d0892b283"
 dependencies = [
  "cfg-if",
- "cpufeatures",
+ "cpufeatures 0.2.17",
  "digest",
 ]
 
@@ -1536,6 +1621,12 @@ version = "1.0.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9312f7c4f6ff9069b165498234ce8be658059c6728633667c526e27dc2cf1df5"
 
+[[package]]
+name = "unicode-xid"
+version = "0.2.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ebc1c04c71510c7f702b52b7c350734c9ff1295c464a03335b00bb84fc54f853"
+
 [[package]]
 name = "unindent"
 version = "0.2.4"
@@ -1601,7 +1692,16 @@ version = "1.0.1+wasi-0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0562428422c63773dad2c345a1882263bbf4d65cf3f42e90921f787ef5ad58e7"
 dependencies = [
- "wit-bindgen",
+ "wit-bindgen 0.46.0",
+]
+
+[[package]]
+name = "wasip3"
+version = "0.4.0+wasi-0.3.0-rc-2026-01-06"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5428f8bf88ea5ddc08faddef2ac4a67e390b88186c703ce6dbd955e1c145aca5"
+dependencies = [
+ "wit-bindgen 0.51.0",
 ]
 
 [[package]]
@@ -1649,6 +1749,40 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "wasm-encoder"
+version = "0.244.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "990065f2fe63003fe337b932cfb5e3b80e0b4d0f5ff650e6985b1048f62c8319"
+dependencies = [
+ "leb128fmt",
+ "wasmparser",
+]
+
+[[package]]
+name = "wasm-metadata"
+version = "0.244.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bb0e353e6a2fbdc176932bbaab493762eb1255a7900fe0fea1a2f96c296cc909"
+dependencies = [
+ "anyhow",
+ "indexmap",
+ "wasm-encoder",
+ "wasmparser",
+]
+
+[[package]]
+name = "wasmparser"
+version = "0.244.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "47b807c72e1bac69382b3a6fb3dbe8ea4c0ed87ff5629b8685ae6b9a611028fe"
+dependencies = [
+ "bitflags",
+ "hashbrown 0.15.5",
+ "indexmap",
+ "semver",
+]
+
 [[package]]
 name = "web-sys"
 version = "0.3.83"
@@ -1785,6 +1919,94 @@ version = "0.46.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f17a85883d4e6d00e8a97c586de764dabcc06133f7f1d55dce5cdc070ad7fe59"
 
+[[package]]
+name = "wit-bindgen"
+version = "0.51.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d7249219f66ced02969388cf2bb044a09756a083d0fab1e566056b04d9fbcaa5"
+dependencies = [
+ "wit-bindgen-rust-macro",
+]
+
+[[package]]
+name = "wit-bindgen-core"
+version = "0.51.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ea61de684c3ea68cb082b7a88508a8b27fcc8b797d738bfc99a82facf1d752dc"
+dependencies = [
+ "anyhow",
+ "heck",
+ "wit-parser",
+]
+
+[[package]]
+name = "wit-bindgen-rust"
+version = "0.51.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b7c566e0f4b284dd6561c786d9cb0142da491f46a9fbed79ea69cdad5db17f21"
+dependencies = [
+ "anyhow",
+ "heck",
+ "indexmap",
+ "prettyplease",
+ "syn",
+ "wasm-metadata",
+ "wit-bindgen-core",
+ "wit-component",
+]
+
+[[package]]
+name = "wit-bindgen-rust-macro"
+version = "0.51.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0c0f9bfd77e6a48eccf51359e3ae77140a7f50b1e2ebfe62422d8afdaffab17a"
+dependencies = [
+ "anyhow",
+ "prettyplease",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "wit-bindgen-core",
+ "wit-bindgen-rust",
+]
+
+[[package]]
+name = "wit-component"
+version = "0.244.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9d66ea20e9553b30172b5e831994e35fbde2d165325bec84fc43dbf6f4eb9cb2"
+dependencies = [
+ "anyhow",
+ "bitflags",
+ "indexmap",
+ "log",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "wasm-encoder",
+ "wasm-metadata",
+ "wasmparser",
+ "wit-parser",
+]
+
+[[package]]
+name = "wit-parser"
+version = "0.244.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ecc8ac4bc1dc3381b7f59c34f00b67e18f910c2c0f50015669dde7def656a736"
+dependencies = [
+ "anyhow",
+ "id-arena",
+ "indexmap",
+ "log",
+ "semver",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "unicode-xid",
+ "wasmparser",
+]
+
 [[package]]
 name = "zerocopy"
 version = "0.8.33"
diff --git a/others/beta-versions/dictsqlite_v4.1/Cargo.toml b/others/beta-versions/dictsqlite_v4.1/Cargo.toml
index 765a3d99..226fd53f 100644
--- a/others/beta-versions/dictsqlite_v4.1/Cargo.toml
+++ b/others/beta-versions/dictsqlite_v4.1/Cargo.toml
@@ -45,7 +45,7 @@ argon2 = "0.5"          # Password hashing (PBKDF2 alternative)
 pbkdf2 = { version = "0.12", features = ["simple"] }  # PBKDF2 key derivation
 sha2 = "0.10"           # SHA-256 hashing
 base64 = "0.22"         # Base64 encoding
-rand = "0.8"            # Random number generation
+rand = "0.10"            # Random number generation
 
 # System info
 num_cpus = "1.16"       # CPU core detection
diff --git a/others/beta-versions/dictsqlite_v4.2/Cargo.toml b/others/beta-versions/dictsqlite_v4.2/Cargo.toml
index 8625ca53..e2221f31 100644
--- a/others/beta-versions/dictsqlite_v4.2/Cargo.toml
+++ b/others/beta-versions/dictsqlite_v4.2/Cargo.toml
@@ -47,7 +47,7 @@ argon2 = "0.5"          # Password hashing (PBKDF2 alternative)
 pbkdf2 = { version = "0.12", features = ["simple"] }  # PBKDF2 key derivation
 sha2 = "0.10"           # SHA-256 hashing
 base64 = "0.22"         # Base64 encoding
-rand = "0.8"            # Random number generation
+rand = "0.10"            # Random number generation
 
 # System info
 num_cpus = "1.16"       # CPU core detection
diff --git a/others/beta-versions/dictsqlite_v4/Cargo.toml b/others/beta-versions/dictsqlite_v4/Cargo.toml
index 796b34bf..f60531a3 100644
--- a/others/beta-versions/dictsqlite_v4/Cargo.toml
+++ b/others/beta-versions/dictsqlite_v4/Cargo.toml
@@ -46,7 +46,7 @@ argon2 = "0.5"          # Password hashing (PBKDF2 alternative)
 pbkdf2 = { version = "0.12", features = ["simple"] }  # PBKDF2 key derivation
 sha2 = "0.10"           # SHA-256 hashing
 base64 = "0.22"         # Base64 encoding
-rand = "0.8"            # Random number generation
+rand = "0.10"            # Random number generation
 
 # System info
 num_cpus = "1.16"       # CPU core detection